Kathy Griffin, Sally Hawkins, Mike Birbiglia
Ron Howard, Jeffrey Dean Morgan, Gabe Dixon Band
Anne Hathaway, Jensen Ackles, Lenka
Michael Imperioli, Jason Mesnick, Zac Brown Band
Kiefer Sutherland, Malcolm Gladwell, David Cook
Mickey Rourke, Rowdy Roddy Piper, Michael Strahan, Morgan Murphy
Dustin Hoffman, jet pack pilot Eric Scott, Crooked X
Kevin James, Evan Rachel Wood, Delta Spirit
Sarah Silverman, Soulja Boy Tellem
Randy Jackson, Diablo Cody, Thriving Ivory
Brendan Fraser, Jonathan Goodwin, Blake Shelton
Tim Roth, Joan Rivers
Miranda Cosgrove, Eric McCormack, Boz Scaggs, Dov Davidoff
Adam Carolla, Brody Jenner, Disturbed
Andy Garcia, macaroni and cheese box collector Ian Golder, Kraak and Smaak
Kristen Bell, Carlos Bernard, Benji Hughes
John Cleese, Chris Ayres, the Bird and the Bee
Justin Long, Camilla Belle, Nick Kroll
Vanessa Minnillo, Morrissey
Teri Hatcher, Larry Wilmore, Jazmine Sullivan
Amy Brenneman, Steve-O, the Little Ones
Andy Dick, Grant Show, the Red Jumpsuit Apparatus
Demetri Martin, Marisa Tomei, Mishka, a special appearance by Matthew McConaughey
Johnny Knoxville, Trisha Helfer, Mark Seliger
Tyler Perry, Blues Traveler
Naomi Watts, Whitney Port, K'Naan
Rosie Perez, Danny McBride, Anya Marina
Dev Patel, Robin Roberts, Kinky
The Jonas Brothers, Jimmie Johnson, Darius Rucker
Don Rickles, Ben Sollee
Rob Lowe, Khloe Kardashian, Living Things
Calista Flockhart, John Michael Higgins, Nick DiPaolo
Evangeline Lilly, Jason Mesnick, New Kids on the Block
Charles Gibson, Lil' Wayne, Robyn
Bonnie Hunt, Nathan Fillion, Oren Lavie
Kate Walsh, Carla Gugino, Raphael Saadiq
Heidi Klum, Bryan Cranston, Chris Cornell
Jaime Pressly, animal trainer Kirstin McMillan, the Pretenders
David Hasselhoff, Eliza Dushku, Pendulum
Kristin Stewart, Dwayne Johnson, the Dream
"Dancing with the Stars" castoff Belinda Carlisle, Chandra Wilson, Streeter Seidell and Amir Blumenfeld, Young Dubliners
Andy Samberg, Ashley Scott, MSTRKRFT
John Cena, Christopher Mintz-Plasse, the Duke Spirit
Portia de Rossi, Melissa Rycroft, Motley Crue
"Dancing with the Stars" castoff Denise Richards, Zach Braff, Cheryl Hines, Charlie Wilson sits in with the band
John Stamos, Dr. Drew Pinsky, Blue October
Ozzy, Sharon, Jack and Kelly Osbourne, Bobby Cannavale, Todd Glass
Paul Giamatti, Jim Gaffigan, Keri Hilson featuring Lil Wayne
"Dancing with the Stars" castoffs Steve Wozniak and Holly Madison, Will Arnett, Michelle Rodriguez
Amy Poehler, Jordana Brewster, Les Claypool
Vin Diesel, Anna Faris, Eli Young Band
Ben Affleck, Lily Allen
Jorge Garcia, David Alan Grier, "Dancing with the Stars" castoff Steve-O, Mims
Christina Applegate, Mike Tyson, Dana Gould
Zac Efron, Patti Stanger, Franz Ferdinand
Six-year-old genius Pranav Veera, Pete Yorn
Billy Bob Thornton, "Dancing with the Stars" castoff Lawrence Taylor
Justin Timberlake, Eliza Coupe, the Whip
Channing Tatum, Elisha Cuthbert, Depeche Mode
Jamie Foxx, Elizabeth Mitchell
Michael J. Fox, "Dancing With the Stars" castoff Chuck Wicks, Asher Roth
Dominic Monaghan, J.J. Abrams, Bang Camaro
Brooke Shields, Balthazar Getty, Kumail Nanjiani
Matthew McConaughey, Kara DioGuardi, Jason Aldean
Zachary Quinto, "Dancing With the Stars" castoff Lil' Kim, 11-year-old Scrabble champions Andy Hoang and Erik Salgado
David Spade, Zoe Saldana, Black Eyed Peas
Hugh Jackman, John Cho, Flo Rida
Chris Pine, Aziz Ansari, Scott Weiland
Paula Abdul, "Dancing With the Stars" castoff Ty Murray, Todd Glass
Matthew Fox, Benjamin McKenzie, Ciara
Adrien Brody, Steve "Lips" Kudlow and Robb Reiner, the Airborne Toxic Event
Eminem, Mike Tyson
Ben Stiller, Shawn Johnson and Mark Ballas, No Doubt
Tim Daly, Common, Busta Rhymes
Hank Azaria, Anton Yelchin, Eminem
Danny McBride, Nia Vardalos, Taking Back Sunday
Heather Graham, Lance Krall, Katie Melua
Thomas Haden Church, Ed Helms, 311
Paris Hilton, Ken Jeong, Blink 182
Artie Lange, Adam Perry Lang, No Doubt
Ty Pennington, David Sedaris, the Jonas Brothers
Roseanne Barr, Ryan Kwanten
Kathy Griffin, Ramon Rodriguez, Ben Harper
Kobe Bryant, Derek Fisher
David Arquette, Jill Wagner, Linkin Park
Josh Duhamel, Tracy Hutson, Bat For Lashes
Shia LaBeouf, June Diane Raphael, Eric Hutchinson
Megan Fox, David Cross, Phoenix
Samuel L. Jackson, Jamie-Lynn Sigler, Sean Patrick McGraw
Larry King, Marissa Miller, Chester French
Josh Lucas, Terrell Owens, Pitbull
Teri Hatcher, Danica Patrick, Daughtry
Seth Green, "Bachelorette" Jillian Harris, Zac Sunderland
Zooey Deschanel, Rev. Al Sharpton, Jewel
Katherine Heigl, David and Shaun Cassidy, La Roux
Tom Arnold, "Trailer Park Boys" Rob Wells, John Paul Tremblay and Mike Smith
Leslie Mann, Eric Winter, Parachute
Jonah Hill, Mary McCormack, Ryan Sheckler
Seth Rogen, Melissa Sagemiller, Jack's Mannequin
Anne Heche, Aubrey Plaza, Diane Birch
Ashton Kutcher, Nigel Lythgoe, the Script
Vanessa Hudgens, Eli Roth, Miike Snow
Sienna Miller, Dave Salmoni, Doug Benson
Quentin Tarantino, Rachel Nichols, pizza throwers Chris Green, Sam Niemeier, and Ryan Larose
Gordon Ramsay, Rob Zombie, Friendly Fires
Robin Williams, Bobcat Goldthwait, Matt & Kim
Shaquille O'Neal, Selena Gomez, Darius Rucker
Dylan McDermott, B.J. Novak, the Dead Weather
Kyra Sedgwick, Patton Oswalt, DataRock
Emile Hirsch, Amber Valletta, St. Vincent
Kathie Lee Gifford, Milo Ventimiglia, R. Kelly
Gerard Butler, Nate Berkus, Maxwell
Jennifer Connelly, Jeff Ross, Boys Like Girls
Kathy Griffin, Ryan Kwanten, Brendan Benson
Nick Cannon, Former Gov. Rod Blagojevich, White Lies
Julie Bowen, Rumer Willis, the Used
Eva Longoria Parker, Kelly Clarkson, a special appearance by Matt Damon and Joel McHale
David Alan Grier, 10-year-old vacuum cleaner expert Gregory Evans, Pink
Jenna Elfman, Danny Pudi, Lives of Famous Men, a special appearance by Rachael Ray
Christian Slater, Ed O'Neill, Sofia Vergara, Shakira
David Duchovny, Carmelo Anthony, Kid Cudi
Courteney Cox, Jessica Capshaw, "Dancing with The Stars" castoff Ashley Hamilton
Rob Lowe, Lisa Lampanelli, pizza throwers Chris Green, Sam Niemeier and Ryan Larose, a special appearance by Tommy Lasorda
LeBron James & his high school basketball teammates, Esther Dean, Chris Bianco
Ricky Gervais, "Dancing with the Stars" castoff Kathy Ireland, Alice in Chains
Rebecca Romijn, Joseph Fiennes, Alice in Chains
Hayden Panettiere, Matthew Rhys, Joss Stone
Woody Harrelson, Whitney Port, Shinedown
Patricia Heaton, Debi Mazar, Tom DeLay, Gossip
Joel McHale, Richard Belzer, KISS
Kelsey Grammer, Stana Katic, Motorhead
Michael Moore, Malin Ackerman, the Backstreet Boys
Jack Black, “Dancing with the Stars” castoff Chuck Liddell, Cobra Starship
Jamie Foxx, Toby Keith
Taye Diggs, Kristin Cavallari, Harper Simon
Serena Williams, Dr. Drew Pinsky, Eric Church
Edward Norton, Paul Shaffer, the latest "Dancing with the Stars" castoff, the Sounds
Salma Hayek, Rico Rodriguez, Dead by Sunrise
John C. Reilly, Nene Leakes, Kim Zolciak, an archery demonstration by Randy Oitker, the Temper Trap
Terry Bradshaw, Catherine Keener, Echo & the Bunnymen
Dr. Mehmet Oz, “Dancing with the Stars” castoffs Melissa Joan Hart & Louie Vito, Morningwood
James Marsden, Atticus Shaffer, Flyleaf
Jason Schwartzman, Rod Stewart
Paris Hilton, Slipknot
Pamela Anderson, “Dancing with the Stars” castoffs Mark Dacascos & Michael Irvin, Manny “Pac-Man” Pacquiao, White Rabbits
Joshua Jackson, Big Bird, Ghostface Killah featuring Raheem DeVaughn
Jesse Williams, Florence + the Machine
Ted Danson, Khloe Kardashian, Lamar Odom, Chickenfoot
Chris O'Donnell, Bill Simmons, “Dancing with the Stars” castoff Aaron Carter, Amerie
Dominic Monaghan, Holly Hibner & Mary Kelly, Los Lonely Boys
Danny DeVito, Streeter Seidell & Amir Blumenfeld, Switchfoot
Sean “Diddy” Combs, Super Dave Osborne, Huey Lewis & the News
John Stamos, Emily VanCamp, the latest "Dancing with the Stars" castoff, OneRepublic
50 Cent, Marv Albert
Carrie Underwood, Heidi Montag & Spencer Pratt
Robert Pattinson, Kristen Stewart, Taylor Lautner, Death Cab for Cutie
Heidi Klum, Ron Artest, Weezer
Charlize Theron, Regis Philbin, "Dancing with the Stars" winner Donny Osmond, Wolfmother
Charles Barkley, Peter Facinelli, Leona Lewis
Magic Johnson, Kellan Lutz, Trey Songz
Matt Dillon, Nikki Reed, Birdman featuring Jay Sean
Jake Gyllenhaal, Ashley Greene, Honor Society
Don Rickles, Anika Noni Rose, Band of Skulls
Pee-wee Herman, Jackie, Tito & Marlon Jackson, Passion Pit
William Shatner, animal trainer Kristin McMillan, Jay Sean
Steven Seagal, Eddie Pepitone
Ray Romano, Kim Kardashian, the Mighty Mighty Bosstones
Zach Braff, Nigel Lythgoe, Michael McDonald
Ty Pennington, 8-year-old Chicken Whisperer Joshua McCarthy, Norah Jones
Rachel McAdams, Johnny Galecki, Allison Iraheta
John Krasinski, James Cameron, Mary J. Blige
