Erika is excited when Lisa Rinna introduces actress Denise Richards to the group; Lisa Vanderpump struggles to come to terms with her grief after a personal tragedy; Dorit is concerned that Teddi will twist information about her family’s dog.

Kyle and Lisa Vanderpump visit a cosmetic dermatologist in the hopes of lifting Lisa’s spirits, as well as some other body parts; Dorit suggests a girls’ trip to the Bahamas; Lisa Rinna hosts a pastry party.

In the Bahamas, newcomer Denise quickly discovers that fun in the sun, sand and surf comes with plenty of conflict for the rest of the women; Lisa Rinna suspects Kyle and Teddi were used in a scheme to exact revenge on Dorit.

Lisa Rinna and Denise comfort Dorit, who struggles to make sense of the gossip surrounding her dog; Lisa Vanderpump is accused of spreading the dog story; Erika and Teddi put their rocky past behind them; Kyle buys jewelry after last year's burglary.

Denise shares exciting news with Lisa Rinna; Kyle and her family drop Sophia off at college; in Erika's chapel, Teddi confesses her involvement in the dog drama, but Lisa Vanderpump insists that Teddi is not as angelic as she makes herself out to be.

Erika pushes Dorit to take her sex appeal to the next level during a magazine photo shoot. Denise lets it all hang out at dinner with Lisa Vanderpump and Kyle, and reveals some big details -- literally -- about Aaron. Lisa Rinna helps Camille plan her 50th birthday bash, but tensions run high at the celebration when Teddi and Lisa Vanderpump go head to head.

Kyle, Dorit, and Teddi shop for a wedding gift for Denise, who scrambles to pull off her big day in record time. Lisa Rinna comes face-to-face with an old flame, who dated both her and Denise at the same time. After their disastrous run-in at Camille’s birthday party, Lisa Vanderpump dreads seeing Teddi at the wedding. Erika prepares for the launch of her new tour.

Denise and Aaron begin their life together by nesting at home; Dorit deals with the repercussions of the dog fiasco; a monster argument breaks out between Kyle and Lisa Vanderpump culminating in Lisa and Ken demanding that Kyle leave their house.

As Lisa Vanderpump's birthday approaches, she and Kyle deal with raw emotions in the aftermath of their falling out; Denise is caught between her loyalty to the group and her friendship with Lisa Vanderpump; Lisa Rinna and Teddi discuss a tweet.

After throwing a bridal shower for Camille, Kyle finds out she is being blamed for Lisa Vanderpump's absence; Lisa Rinna and Teddi get into a political argument with Camille; Denise gives Dorit a shoulder to cry on; Erika prepares for her tour.

Denise meets with Lisa Vanderpump to mediate the situation between Lisa and the others; after kicking off her tour, Erika returns to join the others at the Culture Club concert, where Lisa Rinna meets an idol, and Kyle and Teddi have run-ins.

After weeks of not speaking, Lisa Vanderpump finally sits down with Dorit to hash out their issues. Unresolved tension between Kyle and Dorit comes to a head at Teddi's dinner party. Meanwhile, Erika and Lisa Rinna endure a challenging workout, while Denise gets her first taste of Camille's insincere ways.

The ladies hit the road in Teddi's RV for a camping trip; Erika and Dorit embrace the idea of roughing it; during a fireside chat, Camille lets Teddi know how she really feels about her, and Denise shares a raunchy story that stuns the others.

Kyle, Lisa Rinna, Dorit, and Teddi get wild at the L.A. stop of Erika's concert tour, but a major mishap threatens to silence the show; while inviting Lisa Vanderpump to her Hawaiian wedding, Camille finds another opportunity to criticize Teddi.

The women travel to Hawaii for Camille's lavish wedding in paradise; Kyle stands up as a bridesmaid; Lisa Rinna's health may derail her fun time with Dorit; Lisa Vanderpump resorts to drastic measures to prove her innocence in the dog drama.

Lisa Rinna, Kyle, Teddi, and Dorit discover an article that exposes Camille's duplicity; while planning a Halloween bash, Kyle faces her worst fear; Dorit and Teddi battle the urge to confront Camille; Lisa Rinna makes a move that shocks everyone.

Kyle plans a girls’ trip to Provence, France. Erika and Lisa Rinna are astonished by Camille talking out of both sides of her mouth about Dorit – and are certain Dorit will call her on it. Denise spends a wild night with new friend Brandi Glanville and gets an earful about the other women.

Kyle, Erika, Dorit, Teddi, and Lisa Rinna arrive at a chateau in Provence, France, for a wine-tasting adventure; Denise and Camille must stay behind when a wildfire forces them to evacuate their homes; Kyle opens up about something deeply personal.

The morning after their drunken tirade, Lisa Rinna encourages Kyle and Teddi to do damage control; Denise copes with her family's displacement; Dorit reveals her first window display; Camille reveals her true feelings about Dorit.

When Kyle hosts a party, Camille is eager to settle the score with Teddi, Dorit and Lisa Rinna; Denise loses her cool; Kim updates Kyle on where she stands with Lisa Rinna; Kyle reveals she had an encounter with Lisa Vanderpump

The women gather to settle their grievances, but are faced with a stunning no-show from Lisa Vanderpump, which sets Kyle off. An emotional Denise reflects on her roller-coaster year, but her comments draw Camille’s ire. Erika and Lisa Rinna reveal some naughty secrets about their husbands, while Dorit calls out Teddi’s betrayal.

Teddi is in the hot seat as Andy holds her accountable for her role in Puppygate, which ultimately led to a rift between Dorit and Lisa Vanderpump. Elsewhere, unresolved emotions between Camille and the rest of the ladies come to a shocking climax.

The reunion concludes with the fallout over Camille's storm-off, and Teddi and Denise face a volatile foe. Meanwhile, Kyle reflects on the end of her friendship with Lisa Vanderpump, and Lisa Rinna, Dorit, and Erika debate Lisa Vanderpump's actions.