Guest Stars Connor Paolo as Eric van der Woodsen Zuzanna Szadkowski as Dorota Kishlovsky Margaret Colin as Eleanor Waldorf Caroline Lagerfelt as Celia "CeCe" Rhodes Aaron Tveit as Trip van der Bilt Holley Fain as Maureen van der Bilt Gina Torres as Gabriela Abrams Co Starring Aaron Schwartz as Vanya Uncredited Kristen Bell voices Gossip Girl