Whitney wants Lennie to move in, but her couples' game night with Heather and Buddy foreshadows a disastrous reality that she hadn't considered. High hopes of getting back into radio are crushed when Whitney bombs in an interview.

It's one thing to throw her back out at 370 lbs., but when Whitney's only option is to ride a mobility scooter in the St. Patty's Day parade, she experiences fat-shaming like never before.

Whitney hits the pool with transgender pal Mattie, only to find she's withheld something significant. When Whitney gives trainer Will excuses for her recent gym absence, she gets a lashing over her diet. Lennie goes MIA and Whitney turns to stalking him.

Between her parents' upcoming birthday party and Will's disapproval of her eating habits, Whitney is stressed. Then, she's blindsided at her radio job when a female comedian targets fat people. When Whitney jumps on the air, things get heated!

Whitney gets a chance to make her own dance DVD, but her reputation is at stake when her backup dancers fail her. Whitney's lack of commitment has Will fed up. Glenn threatens to get rid of Allister.

Newly single, blonde, and a homeowner, Whitney takes a fresh approach to the challenges faced by a 370-pound dancer. But an unfortunate fight with her new "tenant" topped with the most shocking news imaginable leads to catastrophe.

Whitney settles into the grave reality of being pregnant at 370 lbs., and now she must find the courage to break the news to her child's father. But when Lennie asks for proof that the pregnancy is legit, Whitney's flabbergasted.

Glenn has a conniption when he learns of Whitney's pregnancy, and Babs spills the beans to everyone at the worst possible moment. Kiss FM has Whitney cover Charlotte's gay pride festival, but nothing could prepare her for fat-shaming at its worst.

Whitney's big festival performance leads to a cat fight with a rival dancer; then her world gets rocked when Lennie shows up with a new woman. Forced to get real with Roy, Whitney lays everything on the table in hopes that he returns her affections.

Whitney attends rival Jiya's dance class, and when her skills get tested and she refuses to get low, things get nasty. Then Jiya and her Trophy Wives step onto Whitney's turf, where Whitney serves up a surprise. Roy puts Whitney on the spot - on the air.

Whitney runs into a female friend from high school who invites her horseback riding. By the time Whitney realizes she's on a romantic date, there's no turning back. Babs plans a "bombshell" of a surprise for Glenn on their wedding anniversary.

With the dance battle looming Whitney can't afford to mess around. But bringing in cutthroat choreographer Jenzi to help with the class' routine proves disastrous when she gives Whitney a dark ultimatum. Will poses a new challenge for Buddy.

It's time to battle! Whitney's Big Girls gear up for the most intense performance of their lives. The Trophy Wives come packing a secret weapon that has Whitney calling "foul" and when an injury plagues her star dancer Whitney loses her mind.

Whitney dives back into online dating, but a new type of suitor raises ample concern. Whitney and Buddy gear up for a fitness competition, but when they arrive, Will drops a bomb. Meanwhile, Whitney comes upon the scorecards from the dance battle.

Whitney attends a belly dancing class with a judge from the dance battle, but then a harmless lesson turns into a public performance with a sword; online date Nathan divulges information that throws Whitney's world into a tailspin.

With the dance battle rematch looming, Whitney's friends attempt to repair her relationship with Todd, but an untimely injury leads to an even bigger problem; Whitney learns that Babs has been rushed to the emergency room

In the wake of Babs' stroke, the family struggles to hold it together; Whitney offers to help with Babs' recovery, but when she receives an unexpected offer, she must choose between her family and her dance career

Whitney and cast look back on the most outrageous moments of the season. Whitney comes clean to Roy about her feelings, and a visit from Jiya causes temperatures to rise. When host Shaun Robinson rubs Buddy the wrong way, he storms off the set.