Nettie worries that Mellie's stripping and fighting are out of hand.

Nettie and Kayla fight over who will get to plan Mellie's wedding.

The girls' bachelorette party road trip for Mellie gets out of control.

Before she can begin her new job in Houston, newly-wed Jen must travel east one last time to pick up her husband Bill. The couple decides to make the journey back a little more exciting with a cross country road trip and a pit stop in New Orleans.

It's Jen's birthday and Bill is determined to make it special. Flowers and jewelry just aren't enough for her first birthday as Mrs. Bill Klein, so he whisks Jen out for a romantic dinner after taking her to pick up a specially modified new car.

It's Bill's first weekend in Houston but Jen has a girl's day planned, so the couple goes their different ways. As Bill sweats up a storm at the gym, Jen enjoys a girls' day of pampering at the spa.

For Matt and Amy Roloff, life as Little People is a constant challenge.

Fifteen-year-old twins Zach and Jeremy couldn't be more different.

Matt and Amy are too stressed to celebrate their 18th wedding anniversary.

At 650 lbs, Melissa is ready to begin her seven-year weight loss journey.

Two years after her surgery, Melissa struggles to get to her ideal weight.

Motivated by love, 675-lb Donald begins his weight loss journey.

At 715 lbs, Henry hopes to transform himself and attend his school reunion.

Ashley aims to turn her life around after being let go due to her weight.

At nearly 1,000 pounds, Samantha is dangerously close to dying.

The Browns are a seemingly regular family on the outside, but with a twist.