Alex Trebek
Ed Begley Jr.
Jimmy Fallon
Christina Applegate
John Cho
Denise Richards
Sarah Jessica Parker
John Stamos
Barry Livingston
Rob Reiner
Matthew Perry
Patricia Place
Cloris Leachman
Lisa Kudrow
Carol Kane
Valerie Harper
Ajay Mehta
Kelsey Grammer
Lady GaGa
Illeana Douglas
Richard Kind
Ted Danson
Tina Fey
Andy Samberg
Leslie Jordan
Jon Hamm
Marcia Cross
Rachel Bilson
Gary Grubbs
Cheryl White
Tim Gunn
Nancy Lenehan
Sofรญa Vergara
Gwen Stefani
Britney Spears
Ludacris
Bryan Cranston
Andy Richter
Alec Mapa
Amy Poehler
Fred Armisen
Wendy Worthington
Adam Lambert
Wayne Wilderson
Patton Oswalt
Nancy O'Dell
George Wendt
Billy Dee Williams
Bob Glouberman
Woody Harrelson
Marilu Henner
Robin Williams
Christina Ricci
Salma Hayek
Ron Howard
Helen Hunt
David Duchovny
Matthew Broderick
Drew Barrymore
Aisha Tyler
Patti LaBelle
Sara Gilbert
Edie Falco
Taye Diggs
Elvis Costello
Selma Blair
Mary J. Blige
Tony Bennett
Tyra Banks
Lance Bass
Christina Aguilera
Kristen Bell
Elizabeth Banks
Andrea Martin
Jesse Tyler Ferguson
Common
Sarah Paulson
Jane Leeves
Mila Kunis
Allison Janney
Kathie Lee Gifford
Laurie Metcalf
Dot Jones
Bobby Cannavale
Eric Stonestreet
Karl T. Wright
Lyn Alicia Henderson
Michaela Watkins
Barry Bostwick
Halle Berry
Nicholas Gonzalez
Terry Rhoads
Tom Arnold
Paula Abdul
Reese Witherspoon
Padma Lakshmi
Chris Parnell
Jack Black