Tom Hanks/Will Ferrell/Neil Young
Robin Williams/Barry Manilow
Adam Sandler/Joel McHale/Joss Stone with Raphael Saadiq
Quentin Tarantino/Paul Bettany/Spoon
Martin Scorsese/Colin Firth/Kooza from Cirque du Soleil
Jeff Bridges/Mary Lynn Rajskub/Lifehouse
Rob Lowe/Jane Krakowski/Hilary Hahn
Ricky Gervais/Bryce Dallas Howard/Whitney Cummings
Tom Brokaw/Zachary Levi/Rosanne Cash
Gary Oldman/Dax Shepard/Vampire Weekend
Michael Cera/Aziz Ansari/OK Go
Jackie Chan/Emily Blunt/Jencarlos
Matthew Broderick/Robin Tunney/Ke$ha
Queen Latifah/Chris Pratt/Juston McKinney
Ethan Hawke/Patton Oswalt/Katharine McPhee
Elijah Wood/Derek Fisher/Dwayne Perkins
Lance Armstrong/Carson Daly/Kid Cudi
Christina Applegate/David Gregory/Silversun Pickups
Nigel Marven/Sam Worthington/Foreigner
John Krasinski/Claire Smith/Robin Thicke
Wanda Sykes/James Cameron/Myq Kaplan
Megan Mullally/"The Situation" & "Snooki"/Norah Jones
Tom Arnold/Cheryl Hines/Adam Lambert
Zach Braff/Bear Grylls/Tony Bennett
Ben Stiller/Michael Voltaggio/30 Seconds to Mars
Snoop Dogg/Carl Reiner
Josh Brolin/Tillie the Dog Artist/Chad Daniels
Howie Mandel/Deepak Chopra/Michael McDonald
Rachel McAdams/Mindy Kaling/Diane Birch
John Travolta/Rod Stewart
Jenny McCarthy/Gabriel Iglesias/Switchfoot
Tobey Maguire/Chris Colfer/Rickie Lee Jones
William Shatner/AnnaLynne McCord/Mary Poppins
Pee-Wee Herman/Donald Faison/Bon Jovi
Norm Macdonald/Gretchen Bleiler/Dan Cummins
Jack McBrayer/Marisa Miller/Weezer
Taylor Lautner/Jon Lovitz/Timbaland ft Nelly Furtado & SoShy
Eva Mendes/Bon Jovi
Nicole Kidman/Anderson Cooper/Leona Lewis
Seth Green/Heidi Montag & Spencer Pratt/The Brian Setzer Orchestra
50 Cent/Jane Lynch
Kristen Stewart/Judd Apatow/Carrie Underwood
Reese Witherspoon/Gabourey Sidibe/Kris Allen
Al Gore/Jim Parsons/Jason Mraz
Heather Locklear/Dr. Drew Pinsky/Rod Man
Jessica Biel/Super Dave Osborne/John Fogerty
Kelsey Grammer/Major Brian Dennis & Nubs/David Gray
Cory Monteith/Harland Williams/Pixies
Jim Carrey/Olivia Wilde/Zac Brown Band
Amy Poehler/Magic Johnson and Larry Bird/The Bravery
Neil Patrick Harris/Paul Teutul Sr./Creed
Ewan McGregor/Shaun White/Tegan and Sara
Susie Essman/Don Young/Alice in Chains
Denis Leary/Rob Mies/The Swell Season
Chris O'Donnell/Lindsey Vonn/Uncle Kracker
Garry Shandling/Paula Deen/Julian Casablancas
Kathy Griffin/Captain Chesley Sullenberger/Wolfmother
Cory Booker/Max Records/Dashboard Confessional
John C. Reilly/Dr. Sanjay Gupta/Matt Braunger
Serena Williams/Ken Jeong/Rascal Flatts
Ice-T/Eddie Izzard/The Flaming Lips
Jamie Foxx/Jason Alexander/Grizzly Bear
Jeff Garlin/Zack Hample/Lady Antebellum
Christian Slater/Jimmie Johnson/Backstreet Boys
Jason Bateman/Selena Gomez/Toby Keith
Edward Norton/Kristen Bell/Anvil
Ellen Page/Kevin Nealon/Dierks Bentley
Drew Carey/Joe Buck/Joshua Bell with Tiempo Libre
Michael Moore/Seth MacFarlane/Rodrigo Y Gabriela
Kate Walsh/Jesse Eisenberg/Brad Paisley
John Krasinski/Patton Oswalt/Quinn Dahle
Drew Barrymore/Joe Talamo/Paramore
Dave Salmoni/Joel McHale/India Arie
Martin Short/Tim Gunn/Wynonna
Rebecca Romijn/Lisa Lampanelli/Monsters of Folk
Ricky Gervais/Chicken Charlie/Lynyrd Skynyrd
Courteney Cox/Ted Danson/Nelly Furtado
Megan Fox/Louis C.K./Kevin Skinner
Aaron Eckhart/Michael Strahan/Yeah Yeah Yeahs
Jennifer Aniston/Melanie Oudin/Phoenix
Charlize Theron/Steven Ho/Dave Matthews Band
Antonio Banderas/Bill Hader/Chris Cornell
Dennis Quaid/Mr. & Mrs. G/Paolo Nutini
Tom Arnold/Tim Meadows/Reba McEntire
Kate Beckinsale/Richard Lewis/Dhani Harrison
Jennifer Connelly/Zane Lamprey/Ziggy Marley
Sandra Bullock/The Little League World Series Champions/Gina Yashere
Senator John McCain/Frank Caliendo/Third Eye Blind
Elijah Wood/Mila Kunis/Cheap Trick
Norm Macdonald/Thomas Haden Church/Pitbull
Nigel Marven/DJ Qualls/Colbie Caillat
Mike Tyson/Keith Barry/Matisyahu
Bradley Cooper/Jon Lovitz/Franz Ferdinand
Quentin Tarantino/Mark Feuerstein/Smokey Robinson
Bill Maher/Nick Cannon/Kings of Leon
Shaquille O'Neal/Demetri Martin/Jack Ingram
Robin Williams/Piers Morgan/All Time Low
Gordon Ramsay/B.J. Novak/Willard Wigan
Jon Hamm/Robbie Maddison, Adam Jones and Mike Mason/Cobra Starship ft Estelle
Kyra Sedgwick/Hugh Dancy/Lyle Lovett
Eric Bana/Mary Lynn Rajskub/Flo Rida
Jonas Brothers/Ed Helms
Sienna Miller/Steve Schirripa/Deon Cole
Jeremy Piven/The Human Cannonballs/All-American Rejects
Ashton Kutcher/Charlyne Yi/Gomez
Hank Azaria/Adam Richman/Ben Harper and the Relentless Seven
Jack Dagger & Tonya Kay/Paul Giamatti/Regina Spektor
Rainn Wilson/Rachel Maddow/Chicago
Heidi Klum/Steve Zahn/Jimmy Carr
Meryl Streep/Judd Apatow/The Fray
Seth Rogen/Rose Byrne/Eric Hutchinson
Zach Galifianakis/Keke Palmer/Jason Aldean
James Spader/Jack McBrayer/Mat Kearney
Jonah Hill/Cheryl Hines/Dan Naturman
Adam Sandler/Peter Sarsgaard/Kate Voegele
Seth Green/Steven Ho/Demi Lovato
Gerard Butler/Venus Williams/Daughtry
Dana Carvey/Anthony Anderson/Allison Iraheta
Michael Phelps/Paget Brewster/Sugar Ray
Jeff Goldblum/Bill Engvall/Hair
Bob Newhart/Cat Deeley/Ray LaMontagne
Larry King/Zooey Deschanel/Playing for Change
Meredith Vieira/Captain Andy Hillstrand/Al Madrigal
Samuel L. Jackson/Kevin Connolly/Andrew Bird
Howie Mandel/Alanis Morissette/Death Cab for Cutie
Snoop Dogg/Jerry Ferrara/Adele
Brüno/Stephen Moyer/Cirque du Soleil Zumanity
Brandon McMillan/Kerry Washington/Wilco
Lisa Kudrow/Billy Mays & Anthony Sullivan/Elvis Costello
Cameron Diaz/Johnny Strange/Pete Yorn
Shia LeBeouf/Phil Jackson/Holly Williams
Eva Mendes/Christopher Mintz-Plasse/The Dead Weather
Kobe Bryant/William Shatner/Incubus
Larry David/Lauren Conrad/Gavin Rossdale
Joe Torre/Will Arnett/Spinal Tap
Jamie Foxx/Kevin Nealon
Norm Macdonald/Jim Gaffigan/Neko Case
Dane Cook/Steven Ho/Rancid
Eddie Murphy/Angela Kinsey/Bonnie Raitt & Taj Mahal
David Duchovny/Anna Friel/Bill Burr
Ryan Seacrest/Patton Oswalt/Chickenfoot
Gwyneth Paltrow/Joel McHale/John Mayer Trio
Julia Louis-Dreyfus/Bradley Cooper/Sheryl Crow
Tom Hanks/Green Day
Will Ferrell/Pearl Jam