EP1 - Justin Bieber, Taylor Swift, Rob Dyrdek, Sean Kingston EP2 - Bam Margera, Tyler the Creator, Ronnie (Jersey Shore), Tyler Posey EP3 - Hayden Panettiere, Dianna Agron, Zac Efron, Snookie EP4 - Tyler the Creator, Shanae Grimes, Scott Disick, The Wanted EP5 - Lucy Hale, Josh Hutcherson, Vanessa Hudgens w/ Sarah Hyland, Ian Harding EP6 - Nick Cannon, New Boyz, Ashley Tisdale, Demi Lovato EP7 - Dax Shephard, Meta World Peace (LA Lakers) Chloe Moritz and Lauren Conrad EP8 - Miley Cyrus, Kelly Osbourn, Khloe Kardashian, Liam Hensworth EP9 - Heather Morris, Joe Jonas, Cody Simpson, and Emma Roberts EP10 - Kellan Lutz, Julianne Hough, Ashley Rikards, Aimee Teegarden EP11 - Ashton Kutcher, Kim Kardashian, Drake EP12 - Mac Miller, Wiz Kaliffa, Derrel Revis, T-Pain