Nia Vardalos
Chris Young
Elliott Gould
Louis Gossett Jr.
Tony Goldwyn
Vanessa Carlton
Sanjaya Malakar
Melinda Doolittle
Matt Frewer
Peter Gallagher
James Garner
Victor Garber
Peter Fonda
Lara Flynn Boyle
Jocko Sims
Jim Gaffigan
Ted DiBiase Jr.
Ester Dean
Robert Reich
Jonathan Roberts
Kaley Cuoco
Eddie Redmayne
Tracy Nelson
Sharon Corr
Tim Blake Nelson
Jim Corr
Caroline Corr
Andrea Corr
Collective Soul
Nicole Eggert
Alessia Cara
Kevin Dillon
Kanin Howell
Illeana Douglas
Samm Levine
Patrick Duffy
Bon Jovi
Kim Delaney
Judi Dench
Bo Bice
Taylor Schilling
Brian Dennehy
Bruce Davison
Shirley Jones
John Prosky
The Avett Brothers
Taron Egerton
Dwight Yoakam
Hans Klok
Anastacia
Lilly Singh
Carmelo Anthony
Laura Prepon
Mark Feuerstein
Norm Crosby
Peter Bonerz
Blake Lewis
Kieran Culkin
Billy Crudup
Timothy Dalton
Mark Dacascos
Philip Casnoff
Ray Charles
Lee Ann Womack
Ty Pennington
Bill Clinton
Maurice Greene
Richard Jeni
Nick Kroll
Sarah Hyland
Adam Horovitz
Joan Collins
Spencer Stone
Shirley Jordan
David Charvet
Josh Charles
Kate Capshaw
Billy Campbell
James Caan
Keith Carradine
Emma Roberts
Old 97's
Carmit Bachar
Spalding Gray
Adam Kaufman
Mo Rocca
Kumail Nanjiani
Eric Winzenried
Andrew Lloyd Webber
James
Riley Thomas Stewart
Alan King