The Browns get a scare when Truely falls ill but are told she just has the flu. While preparing for Mariah's going away party, Truely's health worsens and Christine learns that she has a deteriorating condition and needs to be hospitalized immediately.

The Browns are preparing for their long-awaited Commitment Celebration. Tensions and tempers flare after a disastrous dress rehearsal with the entire family, leaving Kody and his wives wondering if all their hard work and planning will pay off.