After returning to LA, Kristen must tell her boyfriend about the night she spent with James. Sandoval convinces Lisa to throw a "progress party" to show off the TomTom space, and Jax confronts Brittany's admirer. Tensions finally come to a head at SUR, where Jax has an epic meltdown in front of staff, customers, and Lisa herself.

After a painful breakup, Brittany bounces back with new swagger, a new outlook, and her sights set on a new man. Ariana blows up at Sandoval for choosing to support Jax over spending time with her, Lisa gives Stassi relationship advice, and Kristen tries to convince Carter of her loyalty. Finally, Lala takes the stage with James for the biggest musical performance of her career.