Guest Stars Miranda Cosgrove as Herself Nathan Kress as Himself Josh Peck as Himself Jerry Trainor as Himself Victoria Justice as Herself Jennette McCurdy as Herself Keke Palmer as Herself Chris Rock as Himself Jesse McCartney as Himself Queen Latifah as Herself Emma Roberts as Herself Miley Cyrus as Herself John Cena as Himself George Lopez as Himself Zac Efron as Himself Shia LaBeouf as Himself Paula Abdul as Herself Amy Poehler as Herself Chris Pine as Himself America Ferrera as Herself Cameron Diaz as Herself Taylor Lautner as Himself Lily Collins as Herself Matt Shively as Himself Ashley Tisdale as Herself Hugh Jackman as Himself Marlon Wayans as Himself Will Ferrell as Himself Megan Fox as Herself Sandra Bullock as Herself Jack Black as Himself Ben Stiller as Himself Ashley Argota as Herself Leonardo DiCaprio as Himself Owen Wilson as Himself Corbin Bleu as Himself Chace Crawford as Himself Vanessa Hudgens as Herself Jonas Brothers as Themselves (Performer) The Pussycat Dolls as Themselves (Performer) Fred Roggin as Himself Rob Feggans as Himself (Performer) David Archuleta as Himself