On their final night in Mexico, Lala's decision to return to drinking leads to a public panic attack, while Schwartz finds a unique way to rekindle the romance with Katie. Stassi and Beau try to repair their relationship after their epic fight, while Kristen and Ariana take a step forward in their newfound friendship. Back in LA, Lisa contemplates firing a long time staff member, Raquel decides to throw a "puppy shower" to win some friends, and Billie Lee gets yelled at by Lisa for disrespecting her at work.

Scheana goes out with a hot young model in an attempt to make Adam jealous, while James accuses Lala of being insincere in her attempt to save their friendship. Ariana vows to confront Lisa Vanderpump when she hears she has been criticizing Tom Sandoval's work ethic. When Brittany's big Kentucky family descends on West Hollywood in preparation for the engagement party, Jax puts his foot in his mouth during a tense conversation with her father.