Name	Known for
Wayne Brady Self - Host Self - Host See fewer	Whose Line Is It Anyway? (1998)
Taylor Dayne Self - Musical Guest Self - Musical Guest See fewer	Win a Date with Tad Hamilton! (2004)
Dennis DeYoung Self - Musical Guest Self - Musical Guest See fewer	Stuber (2019)
David Foster Self - Judge Self - Judge See fewer	St. Elmo's Fire (1985)
Lucy Lawless Self Self See fewer	Xena: Warrior Princess (1995)
Little Richard Self - Judge Self - Judge See fewer	Predator (1987)
Cheech Marin Self Self See fewer	Born in East L.A. (1987)
Jesse McCartney Self - Musical Guest Self - Musical Guest See fewer	Keith (I) (2008)
Aaron Neville Self - Musical Guest Self - Musical Guest See fewer	The Bodyguard (1992)
Marie Osmond Self - Judge Self - Judge See fewer	Donny and Marie (1975)
Carly Patterson Self Self See fewer	Stick It (2006)
Alfonso Ribeiro Self Self See fewer	The Fresh Prince of Bel-Air (1990)
Jai Rodriguez Self Self See fewer	The Producers (2005)
Hal Sparks Self Self See fewer	Queer as Folk (2000)
Dionne Warwick Self - Musical Guest Self - Musical Guest See fewer	Alive (1993)
Deniece Williams Self - Musical Guest Self - Musical Guest See fewer	Footloose (2011)