第 5 季，第 23 集: Blair enlists Serena to be her stand-in at an important meeting when Blair finds herself needing to be in two places at the same time. Meanwhile, Ivy and Lola (recurring guest star ELLA RAE PECK) team up to help Chuck with a personal vendetta, and Nate makes a decision about the future with Diana Payne (recurring guest star ELIZABETH HURLEY).