Spencer confronts Brody about the legitimacy of his marriage status and the truth is revealed. Brandon makes a final decision about his relationship with Ashley. Whitney shares some emotional news to Kaitlynn about her own personal life.
The group heads to Vegas to see Brody's DJ performance; Justin finds himself in the middle of a showdown between Audrina and Stephanie; Wildfires tear through Malibu; Kaitlynn fears for Brody's life when he stays inside the evacuation zone.
Brody and Kaitlynn survey the damage to their home after the Malibu fires, Mischa prepares for a high-stakes movie audition, and Heidi tries to revive her pop music career.
Gossip catches fire and rumors fly after a scandalous incident involving Brody and Stephanie. Audrina is shocked when Justin brings a jaw-dropping date to dinner.
Audrina confronts Justin; Brody laments the state of relations with his estranged father, Caitlyn and Spencer; Heidi and Spencer's relationship is put to the test.