Season 5
Adam Carolla • Arsenio Hall • Aubrey O'Day • Cheryl Tiegs • Clay Aiken • Dayana Mendoza • Debbie Gibson • Dee Snider • George Takei • Lisa Lampanelli • Lou Ferrigno • Michael Andretti • Patricia Velasquez • Paul Teutul Sr. • Penn Jillette • Teresa Giudice • Tia Carrere • Victoria Gotti
David Cassidy • Dionne Warwick • Gary Busey • Hope Dworaczyk • John Rich • José Canseco • La Toya Jackson • Lil Jon • Lisa Rinna • Mark McGrath • Marlee Matlin • Meat Loaf • NeNe Leakes • Niki Taylor • Richard Hatch • Star Jones
Series Regulars