Kevin Hart, Betty White, Dwight Yoakam
Arnold Schwarzenegger, Chumlee & Rick Harrison, Ziggy Marley
Courteney Cox, Joy Behar, Youngblood Hawke
Bill Maher, Nicole
Emma Stone, Josh Gad, the Whigs
Big Bad Voodoo Daddy
Ryan Seacrest, Keith Urban, Randy Jackson, Anthony Jeselnik, For King and Country
Ben Affleck, Kristen Bell, Rodriguez
Nicki Minaj, Billy Connolly, The Saturdays
Jessica Simpson, D.L. Hughley, Vintage Trouble
Mark Wahlberg, Ali Wentworth, JJamz
Naomi Watts, Richard Engel, Train
Chris Tucker, Bob Costas, Big Boi
Sally Field, Michael Kosta, Lord Huron
Dana Carvey, Emmy Rossum, Ben Harper with Charlie Musselwhite
Heidi Klum, Seann Willam Scott, Gary Allan
Dustin Hoffman, Kenny Loggins and Blue Sky Riders
Robert DeNiro
Catherine Zeta-Jones, Donny Deutsch, Lady Antebellum
Whitney Cummings, Jackie Weaver, Aaron Neville
Charlie Sheen, Holly Williams
Piers Morgan, Quvenzhane Wallis, Benh Zeitlin, Lisa Loeb
Wanda Sykes, Branford Marsalis
Hugh Jackman, Jessica Chastain, Michael Bolton
Josh Duhamel, Kathryn Bigelow, Lianne La Havas
Tim McGraw, Bar Refaeli
Amy Adams, Adam Carolla, Hunter Hayes
Seth MacFarlane, Jenna Elfman, Norah Jones
James Spader, Lior Suchard, Far East Movement
Charles Barkley, Bob Fisher, Jewel
Anne Hathaway, Lester Holt, Eli Young Band
Jarod Miller, Timothy Olyphant, Colbie Caillat & Gavin DeGraw
Kathy Griffin, David Feherty, FM Radio
Kevin Bacon, Dennis Rodman, Kevin Eubanks
Robin Wright, Josh Gad, Bonnie Raitt
Chelsea Handler, Edythe Kirchmaier, Sky Blu
Arsenio Hall, Tristan Prettyman
Meredith Vieira, Richard Roeper, thenewno2
Russell Crowe, Eli Roth, Robert Randolph with the Slide Brothers
Colin Farrell, Joey King, Boz Scaggs
David Duchovny, J.B. Smoove, Father John Misty
Steve Carell, Joey King, Shooter Jennings
Bill O'Reilly, Abigail Breslin, the Mavericks
Halle Berry, Rachel Maddow, Ashley Monroe
Olivia Wilde, Nick Offerman, Buddy Guy and The Experience Hendrix All-Star Band
Jerry Seinfeld, Mark Cuban, Jose James
James Franco, Jay Mohr, Owl City with Yuna
Craig Ferguson, Vera Farmiga, Harper Simon
Morgan Freeman, Olympic wrestlers Rulon Gardner & Henry Cejuda, The James Hunter Six
Jenna Fischer, Dennis Rodman, Black Prairie
Vanessa Hudgens, Chris O'Dowd, Gary Clark Jr.
Dwayne Johnson, Chris Paul, Atlas Genius
Don Cheadle, Louie Anderson, Wiz Khalifa feat. Akon
Gerard Butler, Keegan-Michael Key & Jordan Peele, Crystal Bowersox
Keith Urban, Paula Deen, Django Django
Kristin Chenoweth, magician Justin Willman, Josh Groban
Kim Kardashian, Willie Geist, Imagine Dragons
Matthew Perry, Kristen Schaal, The Goo Goo Dolls
Blake Shelton, Jim Rome
Rosario Dawson, Max Greenfield, Gloriana
Eva Longoria, Terry Crews, Cavalia's Odysseo
Demetri Martin, animal trainer Julie Scardina, Gin Wigmore
Julia Louis-Dreyfus, Anthony Jeselnik, Vintage Trouble
Rebel Wilson, Jackson Galaxy, Hanson
Charlie Sheen, coach Andy Enfield, Brad Paisley
LL Cool J, Andy Cohen, Tegan and Sara
Adam Levine, Cyndi Lauper, The Airborne Toxic Event
Diane Keaton, Trevor Moore, Jake Bugg
Carol Burnett, Stephen Amell, Plain White T's
Emily Blunt, Tom Cruise, Black Rebel Motorcycle Club
Gwyneth Paltrow, JB Smoove, Billy Ray Cyrus
Robert Downey Jr., Avril Lavigne
Ben Kingsley, Larry the Cable Guy, The Band Perry
Cher & Georgia Holt, Dov Davidoff, Florida Georgia Line
Kathy Griffin, Eli Roth, Cheap Trick
Matt Lauer, Awolnation
Chris Evans, Kevin Smith
Magic Johnson, Savannah Guthrie, Fall Out Boy
Connie Sawyer, Patty Griffin
Ken Jeong, Emeli Sandé
Shakira, Marc Maron, Tom Jones
Aaron Eckhart, Sherri Shepherd, 98 Degrees
Miranda Lambert, Ross Mathews, Pistol Annies
Wanda Sykes, Martha Stewart, Drop City Yacht Club
Usher, Nick Offerman, Pyyramids
Adam Sandler, Phil Jackson, Family of the Year
Mitt Romney, “American Idol” winner Candice Glover
Bradley Cooper, Heidi Klum, The-Dream with Kelly Rowland
Eric Stonestreet, Jeremy Wade, Thompson Square
Vin Diesel, Jeff Foxworthy, The Lone Bellow
Tyler Perry, Isla Fisher, Shout Out Louds
Howie Mandel, Sal Basille & Francis Garcia, Sigur Rós
Vince Vaughn, Kenny Smith, Scotty McCreery
Owen Wilson, Wayde King & Brett Raymer, LeAnn Rimes
Danny McBride, Khloe Kardashian Odom, The Wanted
Henry Cavill, Jessica Buchanan & Erik Landemalm, She & Him
Russell Crowe, Andrea Bocelli
Kevin Bacon, Mel B, Bad Company
Jamie Foxx, Jimmy Connors, Matthew Morrison
Kevin Hart, Jeremy Scahill, Trace Adkins & Colbie Caillat
Carson Daly, Betty White, Timeflies
Armie Hammer, Dave Salmoni, The Boxer Rebellion
Billy Crystal, Pitbull feat. Danny Mercer
Kathy Griffin, Billy Gardell, Grouplove
David Gregory, J Chris Newberg, “The Voice” winner Danielle Bradbery
Kristin Davis, Harvey Fierstein, The Mowgli's
Terry Bradshaw, Steve Byrne, Joseph Arthur
Steve Carell, Ken Ilgunas, Barenaked Ladies
Sandra Bullock, Bob Saget, Il Volo
Whitney Cummings, Alex Minsky, John Fogerty
David Spade, Joey King, Grace Potter & The Nocturnals
Wanda Sykes, India.Arie
Charlie Day, Jeffrey Dean Morgan, Lionel Richie
Dane Cook, Nev Schulman, Matt Nathanson
John Malkovich, Olivia Munn, Blackberry Smoke
Helen Mirren, Ben Schwartz, The Olms
Bill Hader, Passenger
Savannah Guthrie, Anthony Jeselnik, Johnnyswim
Zachary Levi, Danica Patrick, Talib Kweli feat. Nelly & Abby Dobso
Jane Lynch, Serena Ryder
Anthony Hopkins, Amy Schumer, Robert Randolph & The Family Band
Howie Mandel, Marisa Miller, Sara Bareilles
Gillian Anderson, Jim Rash & Nat Faxon, Kenny Chesney
Aaron Paul, Selena Gomez
Ashton Kutcher, Jayma Mays, Hiatus Kaiyote
Cate Blanchett, Michael B. Jordan, Court Yard Hounds
Katy Perry, Cris Collinsworth, Kacey Musgraves
Kristen Bell, Phillip Phillips
Kristin Chenoweth, Josh Gad
Kate Hudson, Bob Costas, Kopecky Family Band
Casey Affleck, Allison Janney
Meredith Vieira, Jim Norton, Charlie Worsham
Bryan Cranston, Amos Lee
Matt LeBlanc, Mark Cuban, KT Tunstall
Matt Damon, Anna Faris, Parachute
Robin Williams, Gavin DeGraw
Jason Sudeikis, “Fry It & Try It” with Jim Stacy, White Lies
Jeff Daniels, Sherri Shepherd, Quinn Sullivan
Josh Duhamel, Macklemore & Ryan Lewis
Matt LeBlanc, Kathryn Hahn, Sky Blu
Julie Scardina, Rod Stewart
Senator John McCain
Bill Maher, Shaun White, Bad Things
Christina Applegate, Rob Corddry, White Lies
Vince Vaughn, Vintage Trouble
Simon Cowell
Martin Short, Meghan McCain, Backstreet Boys
Rose Byrne, Jennifer Nettles
Charlie Sheen, Jim Rome, Trombone Shorty
Hugh Jackman, OneRepublic
Zooey Deschanel, Terry Crews, Buena Vista Social Club
Chris Hemsworth, Kristen Schaal, Sheryl Crow
Neil Patrick Harris, Five for Fighting
Christina Aguilera, Joy Behar, Valerie June
Tim Allen, Dwayne Wade, Fitz and The Tantrums
Jimmy Fallon
Justin Timberlake, Paula Patton
Olivia Wilde, Adam Scott, Cher Lloyd
Dana Carvey, Cee-Lo Green, Goodie Mob
Julia Louis-Dreyfus, Ron Paul, Little Big Town
Sandra Bullock, 13 year-old chef Jack Witherspoon
Magic Johnson, Marjorie Johnson, Gary Clark Jr.
Joseph Gordon-Levitt, Jay Mohr, Ariana Grande & Mika
Kathy Griffin, Newt Gingrich, Demi Lovato
Julianne Moore, Billy Gardell
Terry Bradshaw, “Fantasy Football Tattoo League”
President George W. Bush & Laura Bush, Ben Harper with Charlie Musselwhite
