Guest Stars Miranda Cosgrove as Herself Adam Sandler as Himself Heidi Klum as Herself Nathan Kress as Himself Selena Gomez as Herself Keke Palmer as Herself Robert Downey Jr. as Himself (Robert Downey, Jr.) Chris Rock as Himself Jennette McCurdy as Herself Victoria Justice as Herself Ariana Grande as Herself Jaden Smith as Himself Kendall Schmidt as Himself Carlos PenaVega as Himself Noah Munck as Himself Leon Thomas as Himself James Maslow as Himself Sarah Hyland as Herself Daniella Monet as Herself Taylor Lautner as Himself Avan Jogia as Himself Zac Efron as Himself Matt Bennett as Himself Logan Henderson as Himself Emma Stone as Herself Paul Wight as Himself Ariel Winter as Herself Elizabeth Gillies as Herself Josh Hutcherson as Himself Kristen Stewart as Herself Ludacris as Himself Michelle Obama as Herself Nolan Gould as Himself Michael Mizanin as Himself Willow Smith as Herself Cody Simpson as Himself Lucas Cruikshank as Himself Halston Sage as Herself Taylor Swift as Herself Chris Colfer as Himself Ryan Potter as Himself Andrew Garfield as Himself Halle Berry as Herself Samantha Boscarino as Herself Gracie Dzienny as Herself MAX as Himself Ciara Bravo as Herself Jada Pinkett Smith as Herself Katy Perry as Herself (Performer) Rachel Crow as Herself Nicki Minaj as Herself Justin Bieber as Himself Lulu Antariksa as Herself Stephen Kramer Glickman as Himself Challen Cates as Herself Cee Lo Green as Himself Cee Lo Green voices Creepy Voice Tanya Chisholm as Herself One Direction as Themselves (Performer) Jeff Sutphen as Himself Noah Crawford as Himself Carlos Knight as Himself Chris O'Neal as Himself Anthony Carelli as Himself