Stars (in credits order)
Bo Derek
Self
Erik Estrada
Leif Garrett
Isaac Hayes
Steve Whitmire
Kermit the Frog
Lynda Carter
Michael Ian Black
Loni Love
Mo Rocca
Stuart Scott
Justina Machado
Ellen Cleghorne
Hal Sparks
Donal Logue
Rachael Harris
Questlove
Tariq Trotter
Scott Ian
Rich Eisen
Edwin McCain
Joel Stein
Jorja Fox
Luis Guzmán
Steven Weber
John Amos
Rob Zombie
Jerry Stiller
Anne Meara
Tom Arnold
Jim Gaffigan
Kevin McDonald
George Wallace
Greg Proops
Fred Berry
Lionel Richie
David Lee Roth
Lisa Lampanelli
Molly Culver
Rob Thomas
Bret Michaels
Liz Phair
Greg Fitzsimmons
Bil Dwyer
Randy Jones
Uncle Kracker
Paul Doucette
Stephen Lynch
Jeff Stilson
Dave Foley
Michael Madsen
Miguel Ferrer
Peri Gilpin
Maggie Wheeler
Linda Blair
Megyn Price
Garcelle Beauvais
Ron Jeremy
Mark McKinney
Didi Conn
George Lopez
Brian Krause
Marilyn Manson
Sebastian Bach
Constance Marie
Lisa Marie Presley
Andrew Bryniarski
David Cassidy
Tracee Ellis Ross
David Wain
Kelly Rowland
Victor Williams
Ron Palillo
Jill Scott
Brian Unger
Flex Alexander
Tony Hawk
Carol Leifer
Dee Snider
Annabelle Gurwitch
Anthony 'Treach' Criss
Jillian Barberie
Ziggy Marley
Rachel Quaintance
Nile Rodgers
Mitch Silpa
Sammy Hagar
Jeff Corwin
Robin Byrd
Joe Elliott
Mark Hoppus
Darryl McDaniels
Penn & Teller
Themselves
Doug E. Fresh
Stacey Woods
Simon Doonan
Vin Rock
Kevin Wiseman
Kim France
Demi Moore
Drew Barrymore
Cameron Diaz
Lucy Liu
Alec Baldwin
Fisher Stevens
Lou Ferrigno
Pauly Shore
Bob Balaban
Dean Winters
Leslie Hope
Kevin Sorbo
Bruce Lee
Lee (archiveFootage)
Cheech Marin
Kurtwood Smith
Kevin Weisman
Loni Anderson
Benito Martinez
Nancy Carell
Lewis Black
Todd Bridges
Colin Mochrie
Nick Lachey
Bob Barker
Penn Jillette
Kyle Gass
Teller
Sharon Osbourne
Karen Carpenter
Self (archiveFootage)
Rick James
Joe Perry
Pat Monahan
Jason Mraz
Dannah Feinglass Phirman
Richard Carpenter
Tom Hamilton
Bernadette Yao
Leon Mobley