Stassi and Ariana throw an epic winter-themed birthday party; Stassi's new boyfriend gets his first taste of Stassi's bad birthday behavior; Jax confronts Tom Sandoval for questioning his engagement; James finds himself cut off from everyone at SUR.
Cast:
Lisa Vanderpump
Jax Taylor
Tom Sandoval
Ariana Madix
James Kennedy
Katie Maloney
Tom Schwartz
Kristen Doute
Lala Kent
Brittany Cartwright