Guest Stars Nicole Fiscella as Isabel Coates Amanda Setton as Penelope Shafai Michelle Trachtenberg as Georgina Sparks Dreama Walker as Hazel Williams Yin Chang as Nelly Yuki Emma Demar as Elise Wells Jesse Swenson as Asher Hornsby Co Starring Zuzanna Szadkowski as Dorota Kishlovsky Jasmin M. Tavarez as Hostess Jolly Abraham as Waiter Jake Silbermann as Guy #1 Jeffrey Omura as Todd Jansen Erica Knight as Serena's SAT Replacement Uncredited Kristen Bell voices Gossip Girl