After Kim busts Scott with a girl in Dubai, the family is surprised Kourtney allowed him on the family trip; the sisters discover Scott has invited yet another girl to join him in Costa Rica, the family decides it's time for Kourtney to confront him.

The family confronts Scott about his unwelcome guest; Kourtney informs him that he's ruined any chance of getting back together; Khloé is fed up with her family's attitude; Kim anxiously prepares to testify against the men who robbed her in Paris.