Ben, who is a couples counselor, learns that his wife may be leaving him. This news comes to him at his own 30th birthday party with all his family present, including his father's new girlfriend.

The Barnes family bands together to help Ben get over his broken marriage.

When their coworkers discover Stewart's dating Crystal, Lydia decides to throw a party to prove that she's moved on, but disaster ensues when Oliver scores her a date with a gigolo.