Gossip Girl 2. Sezon 4. Bölüm (The Ex-Files)

Blair and her minions decide to befriend the new girl, Amanda, in order to sabotage her possible new relationship with Dan. Vanessa discovers a scandalous secret about Catherine and enlists Blair's scheming expertise to use the information to help Nate. Meanwhile, Lily finds herself drawn back to her ex, Rufus, once again.