An anonymous Gossip Girl blast starts a very damaging rumor about one of Columbia's new students, Serena. On her path to greatness, Blair decides to take a class with a powerful businesswoman, Martha, who is guest-lecturing at Columbia, but a mysterious fellow student thwarts her plans to secure the prized position as Martha's assistant. false 2017-10-04 02:20:32 Jeremiah S. Chechik 7.6 2010 TV-14 tt1636002 2832351 42 Drama Romance https://www.thetvdb.com/banners/episodes/80547/2832351.jpg Marilyne Barrett GuestStar 5 4 2010-10-11