Lala Kent

Tom Schwartz plans to propose to Katie, but Lisa worries that his complicated scheme will end in disaster.

Sandoval and Schwartz learn that not all that happens in Vegas stays in Vegas when they surprise their girlfriends with shocking news; Kristen returns to SUR, but Ariana is not ready to forgive; Tom Sandoval and Ariana take the stage at the Improv.

The Hawaiian holiday continues; Stassi pays a visit to Kristen in LA and shares a secret; Tom is critical of Scheana's marriage; Jax ends up in jail.

The gang go to Hawaii to celebrate Jax's and Tom's birthdays; Lala tries to come clean about her flirtation.

Jax must deal with the repercussions of shoplifting and must face up to his girlfriend and Lisa Vanderpump, meanwhile Stassi returns to work at SUR and owes Lisa her thanks for keeping a compromising tape hidden.

Lisa wants Stassi to keep her distance; Scheana and Ariana discover that their friendship may be damaged; James tries to get an invitation to Hawaii.