The ladies kick off an explosive 11th season with an epic boat party filled with tensions at an all-time high as Vicki fights to win the ladies back after a year of lies left her friendless and alone. Heather's mansion is still a work in progress, and so is her relationship with her workaholic husband Terry. Shannon's marriage is on more solid footing, so it's time to look for a new home for her family. Unable to have children the old fashioned way, Meghan starts in vitro fertilization (IVF) with no help from husband Jimmy. And new housewife Kelly Dodd brings her big personality to the party, but her loud mouth gets her in big trouble.

While Heather travels to Turks and Caicos to help Terry reconnect with their kids, Tamra tries to save Ryan and Sarah's relationship. Meanwhile, Kelly decides to befriend Vicki against Meghan's warnings. As Shannon continues to rebuild her relationship with David, Vicki does the same with her business. Later, Meghan invites the ladies over to her new house to demolish her kitchen; however it's Kelly who seems to smash her chances of friendship with the girls when she reveals she has befriended Vicki.

Vicki and Briana take a road trip from Oklahoma to Orange County when Vicki finally gets her wish, her daughter is moving back.  But Briana's homecoming is not all that Vicki hoped. Meghan faces her fear of needles head-on when she begins her IVF shots without Jimmy, as Heather struggles with her children's expectations about how much they see their father. Kelly throws a beach party to get to know all the women better and Vicki and Tamra pull their heads out of the sand to try and resolve the issues that have plagued them for the past year.

As Kelly's beach party moves indoors, Vicki and Shannon have a chilly face-off about the fate of their friendship. Meghan meets Jimmy's frozen sperm for the first time as the couple moves one step closer to starting their family. Heather laments how Terry's tough schedule is jeopardizing their family unit and Meghan advises Kelly to keep quiet when it comes to her opinions on Vicki. A medical emergency lands Briana in the hospital, leaving Vicki to step in as single grandma. Shannon enlists Tamra's help in making a tough decision regarding Vicki.

At Shannon's 70's-themed party, disco fever takes on a whole new meaning when Shannon gets into a heated argument with Kelly about her rumor-filled past. While Vicki juggles work, babysitting her grandsons and nursing Briana back to health, she still finds time to "whoop it up" with the ladies, at least the ones who are speaking to her. Heather confronts Terry about his lazy parenting after he schedules a work trip for Mother's Day. With Jimmy out-of-town again, Meghan looks for support from her friends during her IVF treatments. Tamra tries to help Kelly mend fences, but winds up stirring the pot instead.

In the wake of all hell breaking loose at Shannon's 70's party, Shannon heads to Dr. Moon to try a new remedy to remove toxins. Kelly tries to make amends by inviting Shannon to sit down and rehash the night. Meanwhile, Meghan travels to Washington, D.C., with Heather by her side, to speak on behalf of colorectal cancer. Tamra explores custom bikinis for her fitness competition and Vicki tours Briana's new house in the midst of renovations.

While Vicki revels in the return of her family to Orange County, Heather strives to find a work/life balance on the eve of her book launch. Kelly struggles to figure out Shannon's motive for setting her up and bonds with Vicki over their shared anger. Tamra plans a last hurrah for Meghan before she gets pregnant, but the sushi party goes off the rails when Kelly loses her cool and crosses a line.

After an explosive night at the sushi dinner, Heather and Tamra discuss Kelly's volatile behavior as Kelly regretfully turns to her friend Meghan and receives some tough love. Meanwhile, Meghan takes the next crucial step in her IVF process. Later, Shannon celebrates a night full of surprises with all her friends and family. Back in the OC, Vicki and Kelly have a party of their own and bond over being the odd women out.

While Shannon heads to Cabo with David, Tamra and Kelly join Vicki at the luxurious Merv Griffin estate in La Quinta, California to celebrate Vicki and Briana's upcoming birthdays. Heather and Terry enjoy a date night dinner where they discuss his busy schedule and her problems with Kelly. Later, Tamra arranges a meeting between Kelly and Heather to work out their differences before the ladies head to Glamis.

Tamra, Vicki, Heather and Kelly travel to Glamis to celebrate Eddie's birthday. While the trip is supposed to be down and dirty fun, Tamra and Heather are still wary of Kelly's filthy mouth. After a long RV ride down, the ladies finally get some fresh air and see what the motor sports mecca has to offer. The next day, the ladies set out to explore the dunes, leading to a ride they will never forget. Meanwhile back in Orange County, lives are forever changed as Meghan receives the results from her pregnancy test and Shannon's holistic home has finally sold, leaving the Beador's two weeks to move out.

As the women recover from the accident in Glamis, Tamra returns intent on carrying on with the trip. New alliances form in the wake of Meghan and Shannon's refusal to visit Vicki at the hospital. Back in the OC, Tamra contemplates postponing her fitness competition. While Meghan goes to Vicki's house to make amends, Shannon attempts to get back into her friends' good graces.

Shannon panics about her families' impending move, while her daughters prepare for an upcoming rock show. Vicki celebrates Briana's birthday and makes it uncomfortably clear she is ready to fill up her love tank. The ladies come over to help Shannon purge her outdated closet; however tensions run high over unresolved issues between Shannon and Kelly, as well as Tamra and Meghan. Friends and family gather to watch the Beador girls perform, but Shannon's night is rocked by a shocking allegation from an uninvited guest.

Michael and Kelly discuss the ups and downs of their relationship since separating, while Meghan goes to her first ultrasound appointment. Vicki gets asked to film a commercial for a cancer charity. Shannon packs up her old home and gives it a heartfelt "goodbye" while Tamra hosts Kelly, Vicki, and Heather for a day of pampering and luxury at Glen Ivy Spa. Unfortunately, things at the spa aren't as tranquil as expected when Kelly tearfully opens up about her rocky marriage.

Meghan throws a party to celebrate the grand opening of her candle store. Tensions ignite as Vicki threatens to expose a secret about Shannon that leaves all the ladies confused. As Kelly and Michael try to navigate their tumultuous marriage, Meghan and Jimmy try to get a handle on her highs and lows of pregnancy. Meanwhile, Heather throws a fancy party filled with mixed emotions and cocktails to celebrate the release of her book; where Vicki and Shannon finally confront one another and Meghan proposes a trip to Ireland to investigate her heritage.

The ladies jet off to Ireland to explore Meghan's heritage and try their luck of the Irish. On a pub crawl, an over indulgence of spirits leads to a sobering exchange of words between Tamra and Kelly, ultimately pushing Tamra over the edge. With Kelly on the outs, the rest of the ladies try to salvage their first day in Ireland by enjoying a traditional Irish Hooley Night.

After a bumpy start to their vacation in Ireland, the women head off on separate adventures. Meghan takes Kelly to nearby Greystones Village in an attempt to locate distant relatives, while Vicki, Tamra, Heather and Shannon travel to a milk farm to get up close and personal with Ireland's finest cows. The two groups reconvene for dinner where Kelly awkwardly tries to make amends with Tamra. However, the peace treaty doesn't last long, as tensions reemerge and bombs fly when the ladies make their way back to the airport, leaving this group of friends in disarray like never before.

The Ireland trip ends with the conclusion of the bus ride from hell. Back in Orange County, the women try to make sense of their war on foreign soil, while Meghan escapes to St. Louis to get away from the drama. After months of strict diet and exercise, Tamra is finally ready to flaunt her body on stage at her long awaited fitness competition and the ladies gather to cheer her on.

In the season finale, the ladies gather together at Shannon's new house for a carb-loaded affair to celebrate Tamra's victory at the fitness competition. However, with the residual anger surrounding Vicki's loose-lipped gossip, Tamra, Heather and Shannon decide it's time to shut down the rumor mill. After an evening of avoidance, they finally confront Vicki about her vicious rumors.

The reunion kicks off as the women come together to grill Vicki on her journey from outsider, to insider, to outsider again. Tamra talks religion, being a peace maker and her award-winning a* while Meghan opens up about her baby blues and her relationship with Jimmy. When the '70' party accusations fly, new housewife Kelly stands her ground.

Kelly faces the music for her behavior this season and reveals some shocking secrets about her past. Heather goes head-to-head with Kelly about her outbursts at the sushi party, while Shannon talks about her vow renewal and rocky relationship with her mother-in-law. Vicki’s daughter Briana visits the couch to dish about her mom's relationship with the truth.

The reunion concludes with the ladies recounting their traumatic experience in Glamis. Old wounds are opened as Meghan finds herself on the defensive for her lack of sympathy towards Vicki after the accident. When the ugly drama of Ireland is discussed, emotions run high and Shannon is driven to her breaking point.

In the season 12 opener, old feuds are still hot topics among Vicki, Kelly, Shannon and Tamra, with battle lines clearly drawn in the sand. While awaiting apologies that aren't forthcoming, Vicki is busy expanding her business and moving offices, Tamra is reuniting with an old friend who shares her faith, while Shannon struggles with her weight and her marriage. Kelly's concerned her mother's becoming a hermit and Meghan is making her way back to Orange County after the birth of her baby, Aspen. Returning housewife Lydia, now a mother of three, is determined to bring Tamra and Vicki back together but soon realizes she may be in way over her head.

Vicki prepares for her big office move while Shannon enlists the help of her feng shui expert to try and bring balance into her otherwise chaotic life. Lydia is busy launching her brand new magazine which features Peggy, an Armenian firecracker, whose life may look perfect but not everything that glitters is gold. Kelly struggles to make her marriage work while Meghan settles into life as a new mom. Tamra plans an over-the-top birthday party for her granddaughter, Ava, where tempers fly as Lydia and Shannon meet for the first time and don't see eye to eye when it comes to Vicki.

Trust issues plague Vicki as she organizes her new office. Also, Peggy deals with her looming surgery; Tamra is thrust back into a past role; and Shannon confronts her weight gain as well as her nemesis, Kelly Dodd, who crashes dinner.

While the fallout from The Quiet Woman leaves Shannon and Kelly both stunned, the ladies move on with their lives as Shannon takes her daughter Sophie out for a driving lesson and Kelly looks to improve her love life from the inside out with vaginal rejuvenation. Lydia’s mom, Judy throws a birthday party from her grandson Stirling, where Vicki forms an instant bond with new housewife Peggy. Tamra looks to break the cycle of parental alienation and divorce in her family.

Tamra and Shannon have their first face-to-face with Meghan's new baby and learn they'll soon have to face Vicki. Lydia's family takes a luxurious Hawaiian vacation full of uncomfortable conversations, while Kelly tackles her fears about her mother's mortality and her desire to move on with Tamra and Shannon. Vicki tries to settle into her new office and meddle in her son's love life while Peggy invites her friends to the unveiling of her custom-designed Lamborghini.

Vicki tries to balance her life alongside her relationship with Steve; Lydia plans a launch party for her new magazine; Tamra organizes a sit down for Kelly and Shannon; Megan hosts a Sip-N-See for baby Aspen.

Lydia is hopeful everyone can get along for her magazine's launch party; Tamra struggles with the scars of her broken family; Tamra thinks Peggy is overstepping her bounds, and things end up not so noble at the Nobleman launch party.

Vicki turns green with envy after learning that Kelly is celebrating St. Patrick's Day with Shannon and Meghan; Lydia wonders if her son's prophecy will come true as she competes in a race; Meghan, Shannon and Kelly indulge in whiskey and whimsy.

Kelly suspects her new pal Shannon of being up to her old tricks and confides in Meghan. Meghan puts her detective hat back on to investigate Vicki's issues with Shannon and Tamra. Vicki's looking to move forward with her new love, while Peggy takes her daughter to New York. The ladies attend a Drag Bingo event, where Lydia faces a moral dilemma and old arguments spark anew.

Meghan is still reeling from Kelly’s attack at Drag King Bingo. Lydia tries to play mediator but is unable to stay impartial. Tamra gets an unexpected phone call that leaves her wondering if there is still hope for her and Vicki. Peggy prepares to send her daughters off to college. Shannon celebrates her birthday but is faced with the harsh reality that this year there will definitely not be a renewing of her and David's vows. Vicki throws a blowout party for her birthday and an old friend reveals some juicy details about Eddie’s past.

As rumors swirl around Orange County following Vicki’s birthday party, Tamra catches wind of what transpired about Eddie and is livid. The "Friendship Whisperer" Lydia is even perplexed by Vicki’s motives and is nervous for all the women to converge at Kelly’s beach volleyball party. Kelly is having a breast reduction and decides to have a "Boobs Voyage Party" with all the women except her former bestie, Meghan. All hell breaks loose at Kelly’s party when Tamra and Vicki finally talk face-to-face.

Kelly undergoes surgery with the support of her husband; Tamra shares her concern over Shannon's behavior; Vicki and Shannon visit Kelly while she recovers; Peggy fends off digs from Kelly; Lydia discovers Shannon failed to invite her to dinner.

Lydia throws Doug a party aboard a yacht to say farewell to his fertility and invites all the ladies despite her hurt feelings over being left out of Shannon's dinner. At the party, Peggy is infuriated when David questions Diko about her health. Meanwhile, Easter arrives in the OC and Shannon looks to her mom for advice about her marriage with David. Meanwhile, Vicki decides to call Tamra to finally meet and end their feud once and for all.

Vicki and Tamra finally come face-to-face to see if there is any hope of redeeming their broken friendship. Lydia discovers the joys of when the rich get richer. Kelly's dad comes to town and she discovers the parallels between her parent's dysfunctional relationship and her own. Peggy and Diko celebrate their 22nd wedding anniversary with the ultimate Armenian inspired party while Shannon faces the consequences of her prying husband's actions.

While Vicki visits her cardiologist to check up on her broken heart, Shanon and Peggy are still simmering about the cancer questioning that took place with their husbands. Lydia and Doug plan a Nobleman Iceland trip and Doug encourages Lydia to invite her friends at Meghan’s dinner party with her psychic. All hell breaks loose when Peggy confronts Shannon about David grilling Diko about her cancer. As everyone gets ready for their big trip to Iceland, Shannon wakes up regretful for how unraveled she became with Peggy and confesses to Tamra about the current state of her marriage.

The ladies of Orange County are ready to explore everything in Iceland from hiking a glacier to sampling the exotic cuisine. While Tamra and Vicki seem to be reconnecting, Lydia and Tamra hit a bump in their friendship. After a long day of activities the ladies are faced with a shocking medical emergency.

Vicki's health scare continues and brings out a side of Peggy that shocks the ladies. Later, a broken friendship might finally be on the path to mending, while a drunken night causes fractures in another.

After being hurt by Kelly's words, Peggy reveals a secret video to Lydia. Meanwhile, the rest of the ladies whoop it up at a Viking dinner where Tamra and Vicki continue to get along, much to the dismay of Shannon. When Peggy finally arrives at the dinner, her preemptive strike on Meghan thoroughly backfires. Once everyone returns to the OC, Shannon discovers the nature of her unbalanced behavior, but also finds her marriage on thin ice.

Vicki surprises her son Michael with a new role at Coto Financial, while Kelly complains to her mother that she's finally at a breaking point in her marriage. Tamra fulfills her greatest wish of attending her estranged daughter's high school graduation. The ladies celebrate the launch of Meghan's new candle line and Peggy finally comes face-to-face with all the women after her sudden departure in Iceland.

The ladies reunite to discuss the events of the 12th season with Lydia being questioned on her opinions. Vicki reports on the latest developments in her relationship with Steve, and Kelly and Shannon both dissect the state of their marriages.

The second part of the reunion gets underway with Kelly and Meghan getting into their series-long feud. Peggy lists her complaints to Shannon, and events take an unexpected turn, leaving the housewives reeling.

Shannon feels better than ever after shedding over 40 pounds and the baggage of her marriage. She immediately hits it off with Kelly’s new friend, Braunwyn, a mom of seven children. Gina starts the year dealing with the ramifications of a recent DUI, while Emily takes on the role of single mother when her husband Shane studies for the California BAR exam. Kelly settles down and is smitten with her new beau, a successful plastic surgeon. Tamra has moved into a new home in her dream neighborhood of Coto de Caza, but is troubled that her sons are not speaking.

Kelly is shocked to learn how the allegation from last year’s reunion has affected her daughter Jolie. Emily hosts her in-laws to celebrate their birthdays without the help of her husband Shane. Brauwnyn and Sean spend Valentine’s day at their love shack, while her mom watches their seven kids. Tamra invites the ladies to her housewarming party and warns Kelly that Vicki will be there. At the party, Shannon and Tamra watch the infamous animoji Kelly sent Vicki. Braunwyn and Tamra hit it off, and sparks fly when Vicki arrives.

As Tamra’s housewarming party continues, Kelly’s tear-filled exit prompts the other women to air their grievances. Gina confesses a painful secret to Emily. Shannon and Braunwyn cement their friendship and bond over challenges they face parenting. And while Kelly is in Aspen with Jolie, a new shocking rumor comes to light.

Kelly and Brauwnyn watch Emily rehearse her anniversary dance number; Shannon plans a group day trip so Gina can visit Rodeo Drive for the first time; Emily breaks down; Shannon and Emily argue over a comment made during an interview; Kelly explodes.

The day trip to Beverly Hills continues and Shannon surprises the group with tourist clothes and a double decker bus ride through Hollywood. Meanwhile, Tamra confronts Braunwyn, Emily leaves the trip early, and Braunwyn has dinner with her mom.

Emily is threatened by Gina's growing friendship with Shannon; Tamra and Shannon coach Vicki on how to deal with Kelly on their upcoming trip to Arizona; Kelly deals with family issues; Gina is frustrated with Emily.

Kelly invests in a new business and goes to a Wellness Expo to practice her pitch. While Gina meets with a new lawyer about her DUI, Braunwyn and Kelly head to Las Vegas to support Emily at her dance performance. Then, the ladies travel to a wellness resort in Miraval, Arizona. At a sound bath, Kelly bonks Shannon over the head which leads to an unexpected trip to Urgent Care.

At Miraval, Kelly tries to defend herself about the “bonk” but her plan backfires. Emily and Gina’s strained friendship comes to a head. Tamra tries to mediate peace between Kelly and Shannon. Vicki arrives on the trip and quickly finds herself in hot water with Kelly. After an aerial yoga class, Tamra confronts Emily about not inviting her and Shannon to Las Vegas.

The Miraval trip continues as Vicki unleashes another rumor about Kelly, leading Kelly to explode at the Tres Amigas. Everyone goes beekeeping, except Kelly, who stays behind. At beekeeping, Shannon flirts with the beekeeper. After, Emily and Gina hash through their issues. At dinner, an emotional discussion leads to an unlikely apology. And the ladies have some late-night fun in the hot tub, where Brauwnyn reveals how she celebrates Sean’s “monumental” birthdays.

Gina’s double date with Shane’s cousin is canceled due to a broken toe. Emily goes to Tamra and Eddie for help to lose weight and learns the situation is more extreme than she thought. Shannon gets an O shot. Braunwyn has a family photo shoot. Emily catches up with former housewife, Alexis Bellino. Meanwhile, Kelly remains in Arizona to visit old friends and her brother JR as she struggles to reconnect with her younger brother Eric and mom Bobbi.

For Shannon’s birthday, the ladies celebrate with a trip on a train to Del Mar and where Shannon’s goal is to find a man to kiss. Still upset over the canceled double date, Gina avoids Emily, angered that the date may have been a bad set up from the start. Gina feels betrayed, but Emily insists she only had good intentions. Tamra and Braunwyn’s flirtation finally comes to a boil. Kelly has an issue communicating with Dr. Brian. Vicki and former housewife Meghan come along to the party.

Braunwyn’s daughter Rowan makes her debut at OC Fashion Week with her clothing line Dark Rabbit. Shannon takes on the role of momager as she coaches daughter Adeline on how to walk a runway. Rowan and Adeline triumph, while Braunwyn and Kelly back each other up in an argument about Dr. Deb. Meanwhile, Gina gets a new look as she grapples with whether to reconcile with her ex or move forward with a new relationship. Eddie learns about Tamra and Braunwyn’s time in Del Mar. Emily and Braunwyn bond over a discussion about the father figures in their lives. Tamra’s son Ryan has a tattoo removed and agrees to go to therapy.

The ladies gather to celebrate Vicki's birthday with a royal tea party; Kelly refuses to attend; at the party, Gina and Braunwyn clash, while rumors about Kelly have the ladies up in arms.

The gossip from the tea party has Braunwyn in Kelly's crosshairs, but Braunwyn defends herself against the accusations and comes clean about who truly talked about Kelly. Shannon gets a shock when she finds out someone has been negative towards her.

Shannon and Braunwyn help their daughters prepare for college; Tamra attends one of Ryan's therapy sessions and is devastated by what she learns; Shannon and Tamra get together and hash things out.

A video of Tamra listing rumors about Kelly goes viral; Shannon prepares for divorce court; Braunwyn throws a weaning party to celebrate the end of 19 years of breast feeding; Braunwyn invites the ladies to join her on a trip to Miami and Key West.

Braunwyn convinces Kelly to go on the Florida trip; Shannon shares the results of her divorce hearing; the ladies head out for a night of clubbing; Kelly insults Shannon; Tamra and Kelly try to hash things out, but it blows up in their faces.

In Key West, Fla., Gina and Emily worry about something Vicki has done in regards to Kelly and urge her to come clean; Vicki and Kelly have another argument, leading Vicki to explode; an accident occurs, resulting in an ambulance ride.

In Florida, Vicki returns from the hospital with a sprained ankle; Tamra and Shannon go parasailing, while Gina faces her fears of murky water; Kelly tries to make amends during a sunset cruise; Gina tells her mother she is calling off her divorce.

Shannon goes on a date with a man who she plans to invite to Vicki’s engagement party. Emily helps Gina pack up her Coto house. Braunwyn and her mom Dr. Deb meet for yoga while continuing to avoid their unresolved issues. Emily is surprised at a medical diagnosis. The ladies celebrate Vicki’s engagement with a “farmhouse chic” party, but Tamra melts down after seeing Kelly.

Part one kicks off by discussing the return of “Fun Shannon” and Shannon gives an update on her love life. Emily and Gina’s complicated friendship is dissected as they discuss their roller coaster season including Gina’s DUI, Emily’s marital struggles and Gina’s relationships in the wake of her separation. Meanwhile, Vicki grows agitated backstage waiting to join the ladies onstage. Once reunited, the ladies hear about Vicki’s love tank, and hash it out over the unforgettable trip to Miraval including the gong heard around the world.

In part two of the reunion, tensions flare between Kelly and the Tres Amigas as the ladies continue their debate about what went down at Miraval, including all of the rumors that were lobbed at Kelly. Braunwyn opens up about how the show has complicated her relationship with her mother, Dr. Deb. Emotions run high as the Kelly versus Vicki feud is replayed and Kelly gets emotional about the loss of her former friend. Tamra gives updates on her family and her new business. Questions about Tamra’s true motivations as a friend turns into a heated argument between Kelly and Shannon. The group trip to Florida is brought up and Vicki surprises everyone by insisting Braunwyn and her wilder ways has “destroyed” the show she created.

The reunion concludes as the confrontation between the OG of the OC and the new housewife escalates when Vicki tries to shame Braunwyn over her behavior. Andy wishes Vicki farewell, Emily talks about the worst year of her life, and Shane joins the ladies providing a surprising perspective on their marriage. Gina's emotional and difficult year is discussed, including a post-season incident that involved the police. The ladies toast to an eventful season 14 with a nod to their trip to Miraval.