Cate and Tyler find out they are pregnant so Cate wants to get married. Maci struggles co-parenting with Ryan. Amber falls for Gary’s flirting, but is crushed when he goes on a family vacation with his new girlfriend and Leah.

Cate and Tyler plan a party to reveal the gender of their baby. Maci struggles with the fact that Bentley is starting kindergarten. Gary invites Amber to be a part of Leah's first day of kindergarten.

Tyler posts a video of Carly on their fan page which upsets Brandon and Teresa. Maci continues struggling to communicate with Ryan about co-parenting. Amber is extremely hurt by Gary because he won’t let Leah spend the night.

Cate finds out Brandon and Teresa want to discuss adoption issues with them. Maci reveals that she and Taylor are expecting a baby. Amber is shocked to find out that Gary is having a baby with Kristina.

Cate and Tyler meet with Brandon and Teresa. Maci tells Ryan and his family she’s having a baby with Taylor. Amber confronts Gary about his flirting. Farrah is hurt after not bring a part of the season from the beginning.

Cate finds out she has gestational diabetes. Farrah struggles with her mom's visit. Amber reveals her relationship with her boyfriend and Maci quits the show when she finds out Farrah is back.

Maci surprises the crew with her return to the series but has some conditions regarding Bentley. Catelynn and Tyler struggle with being first time parents. Farrah introduces Simon to her mom

Amber, Farrah, Maci and Cate come together in New York to do press for the show. The tension between Farrah and the rest of the girls comes to a head when Farrah discovers that Maci had quit the series because of her

Tyler puts pressure on Cate to lose her pregnancy weight. Things boil over between Amber and Matt in Vegas. Maci worries about Bentley’s safety while in Ryan’s care and Debra attempts to go into business with Farrah.

Amber’s family questions Matt’s intentions when his past is revealed. Catelynn leaves Nova under April’s care. Maci and Taylor find their dream home. Simon meets Sophia and Farrah pressures him for an engagement.

Farrah realizes her relationship with Simon is over. Amber asks Gary for joint custody while Maci invites Ryan to hang out. Tyler's dad Butch is released from prison and meets Nova for the first time.

Farrah asks her mom to watch Sophia for a month, Amber is blindsided when Leah doesn't want to see her and Maci doesn't want Bentley going over to Ryan's parents house every weekend.

Farrah gets kicked out of a Hampton's White Party. Amber struggles with Gary's new visitation schedule for Leah. Catelynn and Tyler have their bachelorette/bachelor parties while Maci is frustrated that Taylor hasn't proposed.

Catelynn and Tyler finally say 'I do'! Maci and Taylor buy an online t-shirt business while Amber and Matt decide to flip houses. Farrah and Debra argue when Farrah lets her know she doesn't trust her to take care of Sophia.

Farrah leaves for a month long business trip and has a last minute change of heart on who can watch Sophia while she is away. Maci and Ryan celebrate Bentleys 7th birthday together while Catelynn has post wedding blues.

Farah returns from her business trip and shares a life changing decision with her parents. Maci and Ryan celebrate Halloween as a family while Catelynn and Tyler go to Hawaii for their honeymoon.

Simon comes back into Farrah’s life and Catelynn and Tyler are concerned when Butch starts dating. Maci is overwhelmed with life and needs Taylor to step it up and Amber wants to take Leah on a trip but Gary has all the power.

Farrah and Simon decide to take their relationship to the next level. Maci is annoyed she does all the work for Taylor’s t-shirt business while Ryan plans a big move. Cate learns she has postpartum depression.

Maci is shocked that Ryan is stepping up as a father while Cate and Tyler celebrate Nova’s first birthday but Butch and April have to be separated. Amber and Gary work out their custody battle over Leah.