It's time for a polygamist dance party! This actually goes down on Sister Wives Season 4.

This is a photo from Season 4 of Sister Wives. It is from the episode "Robyn's Secret."

How will the wives react to Kody's new romance on Sister Wives?

Kody and his wives sit around in this Season 4 finale scene and answer questions from fans.

The Sister Wives sit and discuss in this scene from Season 4. The show is a major hit on TLC.

Kody sits back and watches some TV in this Sister Wives scene. It's from Season 4.

The Browns start to wonder if the commitment ceremony will actually happen on Sister Wives.

We're in therapy here with Kody and the wives. This is a photo from the Season 4 finale.

This is a look at Sister Wives Sason 4. It is from the episode "Sister Wives On the Ropes."

This is a scene from the second Sister Wives Tell All 2 special. It takes us behind the scenes of the TLC hit.

Sister Wives is back! This is a photo from the Season 5 premiere.

Discussions abound on Sister Wives. This is a scene from Season 4.