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Cassandra Peterson
Elvira
Harry Anderson
Self
'Weird Al' Yankovic
Alan Thicke
Michael Ian Black
Emmanuel Lewis
Paula Abdul
Chuck Woolery
John Moschitta Jr.
Hal Sparks
The Modern Humorist
Themselves
Mo Rocca
Bil Dwyer
Rachael Harris
Wil Wheaton
Willie Garson
Chris Jericho
Greg Fitzsimmons
Joel Stein
Emily Procter
Luis Guzmán
Jason George
Jill Whelan
Patrice O'Neal
Elon Gold
Dee Snider
Dan Frischman
Loni Love
Chris Coppola
Brad Sherwood
John Aboud
Michael Colton
Edwin McCain
Joe Lorge
Missi Pyle
David Krumholtz
Lea Thompson
Alyson Hannigan
Jorge Garcia
David Naughton
Dolph Lundgren
Brian Posehn
Gilbert Gottfried
Jennifer Irwin
Kevin Weisman
Larry Joe Campbell
Jerry Ferrara
Adam Levine
Jane Wiedlin
Chris Hardwick
Graham Norton
Tom Papa
Godfrey
Chris Wylde
Matthew Nelson
Debbie Matenopoulos
Rachel Quaintance
Gunnar Nelson
Maroon 5
Alonzo Bodden
Rich Eisen
Leona Helmsley
Mike Phirman
Antigone Rising
Christian Slater
Binx Davy (archiveFootage)
Daryl Mitchell
Kevin Hart
Ron Perlman
Rachael Leigh Cook
Justin Long
Gary Cole
Fisher Stevens
Clint Howard
Helen Slater
Billie Jean Davy (archiveFootage)
Brenda Strong
Erin Gray
Megyn Price
Marilu Henner
Nicole Sullivan
Angie Everhart
Ron Jeremy
Monica Keena
French Stewart
John Waters
Joyce Hyser
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Stephen Collins
Dom DeLuise
Tim Bagley
Bryan Callen
Allison Munn
Mario Lopez
Lauren Weedman
Max Gail
Frank Vincent
Chandra Wilson
Jennifer Elise Cox
Shad Moss
Lisa Lisa
Kirsten Storms
Cedric Yarbrough
Sherri Shepherd
Tom Bosley
Carlos Alazraqui
Stuart Pankin
Steve Landesberg
Michael Strahan
Ed Marinaro
Adam Ferrara
David Zucker
Michael Bublé
Shondrella Avery
Laura Dean
Donovan Scott
Lance Bass
Tony Hawk
Jo Koy
Countess Vaughn
Annabelle Gurwitch
Stephanie D'Abruzzo
Biz Markie
Fat Joe
Melissa Rivers
Ben Folds
Molly Culver
Bart Conner
Har Mar Superstar
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Jason Mraz
Nick Di Paolo
Scott Ian
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John Melendez
Mark Hoppus
Damien Fahey
Stuart Scott
Tyler Florence
Jesse Lewis IV
Riki Rachtman
Sir Mix A Lot
Jay Manuel
Jake Johannsen
Darryl McDaniels
Genevieve Gorder
Papa Roach
Stephen Lynch
Doug E. Fresh
Jack Blades
Simon Doonan
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Don Herbert
John Heffron
Jay McCarroll
Billy Morrison
The Donnas
Night Ranger
Bronson Arroyo
Torry Castellano
Jake Fogelnest
Aaron Karo
Chris Booker
Stephen Pearcy
Bob Read
Maya Ford
Evan Wecksell
Brett Anderson
Ross Mark
Kryss Shane