Name	Known for
Mario Lopez Self - Host Self - Host See fewer	Saved by the Bell (1989)
Khloé Kardashian Self - Host (as Khloé Kardashian Odom) Self - Host (as Khloé Kardashian Odom) See fewer	Keeping Up with the Kardashians (2007)
Simon Cowell Self - Judge Self - Judge See fewer	Scary Movie 3 (2003)
Demi Lovato Self - Judge Self - Judge See fewer	Camp Rock (2008)
L.A. Reid Self - Judge Self - Judge See fewer	Ghostbusters II (1989)
Britney Spears Self - Judge Self - Judge See fewer	Crossroads (I) (2002)
J.P. Dubé Dancer Dancer See fewer	Bravetown (2015)
Emblem3 Themselves - Contestants Themselves - Contestants See fewer	Dr. Ken (2015)
Fifth Harmony Themselves - Contestants Themselves - Contestants See fewer	Fifth Harmony feat. Ty Dolla Sign: Work from Home (2016)
Bruno Mars Self - Special Guest Self - Special Guest See fewer	Rio 2 (2014)
Bridgit Mendler Self - Special Guest Self - Special Guest See fewer	The Secret World of Arrietty (2010)
Carly Rose Sonenclar Self - Contestant Self - Contestant See fewer	The Sisterhood of the Traveling Pants 2 (2008)
Tate Stevens Self - Contestant Self - Contestant See fewer	Run the Race (2018)