Dido
Matthew Bomer
Apolo Ohno
Kelly Monaco
Adam Scott
Kristi Yamaguchi
Lauren Conrad
Ashley Roberts
Tony Hale
The Roots
Brian Littrell
Miles Teller
Chandra Wilson
Rachael Harris
Jorge Garcia
Masi Oka
French Montana
Molly Sims
Bobby Brown
Wayne Brady
Chloe Moretz
Gloria Reuben
Bear Grylls
Jerry Rice
Caroline Rhea
Paulina Porizkova
Paul Shaffer
Mark Ballas
Chynna Phillips
Trey Parker
Brittany Murphy
Brian McKnight
USC Trojan Marching Band
Jeff Beck
Rumer Willis
Aimee Mann
Marla Maples
Ziggy Marley
Lyle Lovett
Wendie Malick
Lily Allen
Ali Larter
Sharon Lawrence
Kellie Pickler
Peyton Manning
Alessandra Ambrosio
Tim Mosley
Michael Bloomberg
Terry Crews
Trudie Styler
Niecy Nash
George W. Bush
January Jones
Jack Johnson
Naomi Judd
Erin Andrews
Ginnifer Goodwin
Oliver Hudson
Danica Patrick
Jill Hennessy
Peter Sarsgaard
Maria Sharapova
Cory Booker
Shawn Mendes
Greg Grunberg
Dick Clark
Chris Matthews
Dave Matthews
Sam Donaldson
Lake Bell
Carly Thomas Smith
Max Greenfield
The Weeknd
Brie Larson
Shawn Colvin
Randy Travis
Sarah Palin
Maksim Chmerkovskiy
Josh Radnor
Fabio
David Beckham
Maggie Q
Wayne Newton
Lin-Manuel Miranda
Kurt Warner
Louis Tomlinson
Trevor Noah
David Koechner
John O'Hurley
Jim Cramer
Isaac Mizrahi
Albert Brooks
Corbin Bernsen
Lori Loughlin
Sandra Bernhard
Elizabeth Berkley
James Denton
Chris Pine