Lisa Vanderpump hosts Katie and Tom's engagement party; Stassi and Kristen stir up trouble; Jax must atone for his sins during a reunion with Stassi; Tom Sandoval performs his new song at SUR; Lala gets close to Kristen and James.
Cast:
Lisa Vanderpump
Jax Taylor
Katie Maloney
Kristen Doute
Tom Sandoval
Ariana Madix
Tom Schwartz
James Kennedy
Lauryn Kent