Name	Known for
Ryan Seacrest Self - Host Self - Host See fewer	American Idol (2002)
Simon Cowell Self - Judge Self - Judge See fewer	Scary Movie 3 (2003)
Ellen DeGeneres Self - Judge Self - Judge See fewer	The Ellen DeGeneres Show (2003)
Kara DioGuardi Self - Judge Self - Judge See fewer	Get Smart (2008)
Randy Jackson Self - Judge Self - Judge See fewer	The Truth About Cats & Dogs (1996)
Apl.de.Ap Actor Actor See fewer	G.I. Joe: The Rise of Cobra (2009)
Travis Barker Actor Actor See fewer	American Pie (1999)
Jeff Beck Self Self See fewer	The Boat That Rocked (2009)
The Black Eyed Peas Themselves Themselves See fewer	G.I. Joe: The Rise of Cobra (2009)
Mary J. Blige Self Self See fewer	Mudbound (2017)
Crystal Bowersox Self Self See fewer	American Idol (2002)
Russell Brand Actor Actor See fewer	Arthur (I) (2011)
Jim Carrey Self (unconfirmed) Self (unconfirmed) See fewer	Ace Ventura: Pet Detective (1994)
Common Self Self See fewer	John Wick: Chapter 2 (2017)
David Cook Actor Actor See fewer	American Idol (2002)
Tatiana Nicole Del Toro Actress Actress See fewer	American Idol (2002)
Lee DeWyze Self Self See fewer	Lee DeWyze: Fight (2014)
Ron Fair Actor Actor See fewer	Poseidon (2006)
Fergie Actress Actress See fewer	Nine (2009)
Casey James Self Self See fewer	American Idol (2002)
Elton John Self Self See fewer	Kingsman: The Golden Circle (2017)
Aaron Kelly Self Self See fewer	American Idol (2002)
Alicia Keys Self - Mentor Self - Mentor See fewer	The Secret Life of Bees (2008)
Annie Lennox Self Self See fewer	The Lord of the Rings: The Return of the King (2003)
Michael Lynche Self Self See fewer	American Idol (2002)
Siobhan Magnus Self - Contestant Self - Contestant See fewer	The Eve (I) (2015)
Orianthi Actress Actress See fewer	Rockstar (2011)
David Pires Woody Allen Woody Allen See fewer	General Hospital (1963)
Queen Latifah Self Self See fewer	Chicago (2002)
Slash Self Self See fewer	Barbie (I) (2023)
Joss Stone Self Self See fewer	Eragon (2006)
Wanda Sykes Actress Actress See fewer	Monster-in-Law (2005)
Taboo Actor Actor See fewer	G.I. Joe: The Rise of Cobra (2009)
Mark Thompson Announcer Announcer See fewer	The Day After Tomorrow (2004)
Carrie Underwood Self Self See fewer	Soul Surfer (2011)
Tim Urban Self - Contestant Self - Contestant See fewer	Movie 43 (2013)
Steve Vai Self Self See fewer	Bill & Ted's Bogus Journey (1991)
Will.i.am Actor Actor See fewer	X-Men Origins: Wolverine (2009)