Tammy goes to rehab on a recon mission after learning something about Caleb. Chris finds an unusual way to improve his diet. Amy and Michael have their first divorce hearing in court.
Amy makes the most difficult decision of her life after her altercation with Michael. Chris and Tammy are overdue for a visit with Dr. Smith. Amanda and Misty perform a last-minute detox to sweat out nicotine before surgery.
Caleb surprises Tammy with a romantic dinner date, but the date goes south when Tammy discovers the menu. The Slatons attend a Zumba class, but Amy's lack of self-care causes a meltdown.
Amy is ashamed of her behavior in Florida and wants to make amends, but worries Amanda won't accept her apology. When Tammy gets some devastating news, her whole world is turned upside down, and her family rallies behind her in support.
Amanda and Misty get big news and take a major step in their health journey. Amy and Tammy blow off some steam. Amy gets some devastating news from her lawyer that sends her reeling.
The family preps for their very first beach vacation, and Tammy hits some major milestones. While everyone flies, Amy opts for a nine-hour car ride which leaves her and the boys cranky. Then, Chris gives Amy some tough love.
Amy sees a pediatric dietitian and faces some difficult truths about Gage's diet. Dr. Smith makes a house call and confronts Tammy about her partying lifestyle. While on the road with Chris, Tammy's health hits a dangerous low point.
Tammy is having a hard time coping following a near-death experience; Amy realize the struggle of being an overweight mum; Chris wants to get rid of his excess skin; Amanda offloads some dead weight.