Sister Wives, 4 Houses, 4 Relationships

The teens' discontent over their new life starts to bubble to the surface. Plus, a nervous Robyn announces her new pregnancy to the family. How will they react?

Kody, Christine, and Janelle, experiment with working in property, the teens discuss dating with new friends in Vegas and Robyn, and Kody receive a scare.

Robyn and Kody rush to see their midwife after Robyn has experienced some spotting. The other wives are on a mission to decorate a room in each house.

Four days in Kody's life see him go from house to house, visiting a different wife each day. Plus, the gender of Robyn, and Kody's baby is revealed!

Kody and his wives finally return to his hometown for the first time as open polygamists. But how will all his childhood friends receive him?

The sisters open up about an issue that has bothered all of them: their weight. Watch their attempts to the shed pounds as they undergo a body fat analysis.

Christine's daughter and Robyn's daughter are moving out to Meri's house. But will Meri be in over her head having them temporarily under her roof?

When another couple from the Browns' church comes to visit, the chat turns to polygamy. But what advice will they offer to ensure a successful polygamous marriage?

The Browns nervously accepts an invitation from a religious professor to talk to her students in Boston. But how will they respond to their grilling?

The Sister Wives get makeovers and head to the strip for a night on the town. But how will they react to Vegas' famous adult offerings?

Kody heads for the Vegas strip on a guy's big night out, along the way he tests his wrestling skills, and answers questions about his lifestyle.

The wives are excited as Robyn's contractions start. But emotion builds as each of the Browns face their feelings about Robyn's family becoming their own.