Kody and his teenage daughters throw a birthday party for his new fiancée, Robyn. Meanwhile, 1st wife Meri struggles with feelings of jealousy as the whole Brown clan moves Robyn and her anxious kids closer to the family home.

While the three wives buy a friendship ring for Kody's fiancée Robyn, Kody prepares to celebrate his 20th Anniversary with his first wife, Meri. But when nothing goes as planned, will Kody end up in the dog house?