Nick Cannon
Michaela Watkins
Olivia Munn
Lindsay Lohan
Harry Shearer
Josh Groban
Hayden Panettiere
Arne Starr
Clay Aiken
Justin Bieber
Steve Hytner
Steve Tom
Chase Kim
Fiona Gubelmann
Aaron Hill
Shaun White
Gerald Downey
Jessica Chaffin
Usher Raymond
Jonathan Banks
Dale Waddington
Lizzy Caplan
Rainn Wilson
Rose Abdoo
Kerri Kenney
Seth Morris
Anna Faris
Alan Mueting
Edie McClurg
Wayne Wilderson
Kanye West
Michelle Obama
Marilu Henner
Connie Sawyer
Jane Fonda
Robert Downey Jr.
Matt Damon
Danny DeVito
Chevy Chase
Sigourney Weaver
David Ury
Michael J. Fox
Samuel L. Jackson
Jim Carrey
George Clooney
Amy Tolsky
Keith Olbermann
Chris Martin
Alan Tudyk
David Alan Grier
Tiffany Haddish
Carla Renata
Mary J. Blige
James Van Der Beek
Tony Bennett
Don McManus
Christina Aguilera
Jeremy Renner
Bradley Whitford
Lennon Parham
Topher Grace
Louis C.K.
Kal Penn
Anne Hathaway
Jerry O'Connell
Paul McCartney
Camryn Manheim
Jason Lee
Tig Notaro
Niecy Nash
Kevin Hart
Miriam Flynn
Ian Gomez
Dave Allen
Bruce Holman
Lauri Johnson
Amy Adams
Jamie-Lynn Sigler
John Rubinstein
Halle Berry
Brian Williams
Kathy Bates
Christina Applegate
Marisa Tomei
B.J. Novak
Helen Mirren
Jerry Springer
Barry Livingston
Edward Norton
Nathan Lane
Greg Kinnear
Nick Jameson
Lauren Graham
Krysten Ritter
Alan Cumming