Nettie, Kayla and Laura suspect Mellie may be pregnant, despite her denial.

Mellie suffers a pregnancy complication and Kayla's daughter drops a bomb.

Nettie, Kayla and Mellie have a raging fight before Mellie's baby shower.

Three new gypsy family members invade Martinsburg, WV.

Nettie and Kayla collide in an all-out gypsy fight.

Nettie learns an unsettling truth and confronts Sheena on her allegiance.

Nettie meets with Sheena to lay the family feud to rest.

Mellie goes into labor and Nettie sends Kayla a DVD to plead forgiveness.

Kayla and Nettie decide a road trip is just what the family needs.

JoAnn and Sheena plan a girls' day trip to a winery to keep the fun going.

Kayla organizes a luau bash for the clan, and Mellie lashes out at JoAnn.

The ladies visit New Orleans to celebrate Mellie and Kayla's birthdays.

Mellie and Dallas throw their sons a joint birthday party.

Kayla and Richard meet to discuss the status of their marriage.

Nettie and the girls plan a last fling before the ring for Kayla.

Kayla questions the future of her marriage after a call from Richard.

The sisters prepare for Christmas festivities, and Mellie has a secret.

A fight erupts between Mellie's boyfriend and father of her second child.

Kayla, Annie and Mellie confront Nettie over her internet trash talking.

Dovie organizes a spiritual healing for the girls to work out their issues.

The girls get down and dirty on a dude ranch on a quest to become cowgirls.

The girls receive a tragic phone call that will change their lives forever.

The girls take on Washington, DC, to celebrate Kayla's birthday.

The most outrageous and hilarious moments from past seasons are revealed.

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