The 2011 Teen Choice Awards hosted by Kaley Cuoco. OneRepublic, Selena Gomez and the Scene, and Jason Derulo are slated to perform and will.i.am to act as DJ. Scheduled to appear: Justin Bieber, Taylor Swift, Robert Pattinson, Cameron Diaz, Joe Jonas, Demi Lovato, John Cena, Ellen DeGeneres, Ashton Kutcher, Jesse Tyler Ferguson, Jason Bateman, Tyra Banks, Kristen Bell, Taylor Lautner, Avril Lavigne, Vanessa Marano, Tyler Posey and Zoe Saldana.