Season 16
Howie Mandel, Amanda Bynes, Emmylou Harris
Jamie Foxx, Tim Gunn, Paolo Nutini
Dane Cook, Ali Larter, LCD Soundsystem
Jessica Alba, D.L. Hughley, Cold War Kids
Hugh Laurie, Sherri Shepherd, The Editors
Dwayne "The Rock" Johnson, Dennis Kucinich, Diana Krall
Jennifer Love Hewitt, Jeff Corwin, Reba McEntire with Vince Gill
Steve Carell, Madison Pettis, Bright Eyes
Ben Stiller, Tony Snow, Raul Midon
Teri Hatcher, Kevin McKidd, Queen Latifah
Patricia Heaton, Emeril Lagasse, Tori Amos
Tom Selleck, Carlos Mencia, Bobbie and Willie Nelson
John Larroquette, Chelsea Handler, Matchbox Twenty
Cate Blanchett, Tyler Perry, Annie Lennox
Ben Affleck, Jim Norton, The Shins
Jaime Pressly, Brady Barr, Blue Man Group
Dana Carvey, Malin Akerman, Plain White T's
Joaquin Phoenix, Gordon Ramsay, Vanessa Carlton
Christina Applegate, Bill O'Reilly, Alicia Keys
James Spader, Lara Logan, Steve Byrne
Reese Witherspoon, David Koechner, PJ Harvey
Sen. Barack Obama, Orny Adams, Keith Urban
Jerry Seinfeld, Amy Ryan, Evanescence
Halle Berry, Greg Grunberg, Dwight Yoakam
Russell Crowe, Jenna Bush, Carrie Underwood
Tom Cruise, Rep. Ron Paul, Sex Pistols
Eva Mendes, Marjorie Johnson, Barry Manilow
Denzel Washington, Dave Salmoni, LeAnn Rimes
Steve Carell, Manny Ramirez, Backstreet Boys
Gov. Mike Huckabee, Emeril Lagasse, Chingy
Howie Mandel, Jason Lewis, Joe Nichols
Animals With Jarod Miller, John Caparulo, Blake Lewis
Ron Paul, Christopher Titus, Shakira
Pamela Anderson, Mary J. Blige
Jules Sylvester and animals, Maria Bartiromo, Finger Eleven
Jimmy Kimmel, Elon Gold, OneRepublic
Arsenio Hall, Melanie Metz & Peggy Willenberg, Seether
Marilu Henner, Brady Barr, Jordan Sparks
Bill Maher, Carrie Ann Inaba & Bruno Tonioli, Taylor Swift
Chris Matthews, John Roy, Jill Scott
D.L. Hughley, Joe Ligotti, Sara Bareilles
Mitt Romney, Ryan Sheckler, Jonas Brothers
Simon Cowell & Ryan Seacrest, Tavis Smiley, Shaggy
David Gregory, Performing Birds, Puddle Of Mudd
Adam Carolla, Richard Roeper, Shooter Jennings
Animals With Julie Scardina, Chelsea Handler, Buckcherry
Hulk Hogan, Mad Scientist David Willey, Natasha Bedingfield
Chazz Palminteri, Alison Sweeney, Dierks Bentley
Lester Holt, Blue Ribbon Baker Marjorie Johnson, Raheem DeVaughn
Animals with Dave Salmoni, Tom Green, Maroon 5
Sen. John McCain, Rudy Giuliani, Shelby Lynne
Tom Brokaw, Terrell Owens, Graham Colton
Dan Rather, Mike Rowe, Josh Kelley
Insects with Brent Karner, Stephen Baldwin, J. Holiday
Frank Caliendo, Chimp Rescuer Eugene Cussons, Flo Rida
Arsenio Hall, Paula Deen, James Blunt
Brian Williams, Ahmed Ahmed, Enrique Iglesias
Larry the Cable Guy, Bobby Knight, Andrea Bocelli
Larry the Cable Guy, Bruno Tonioli, Glen Hansard & Markéta Irglová
Joan Embery and Animals, Larry the Cable Guy, Mika
Russell Crowe, Larry the Cable Guy, Willie Nelson
Kristen Chenoweth, Russell Peters, Lifehouse
Reese Witherspoon, Alex Cambert, Gary Allan
Will Ferrell, Hayden Christensen, The Hives
Garth Brooks, Christina Ricci
Heidi Klum, James McAvoy, John Fogerty
Colin Farrell, Bill O'Reilly, Herbie Hancock
Eric Bana, Catherine O'Hara, Tift Merritt
Dennis Quaid, David Koechner, Lupe Fiasco
Billy Ray Cyrus, Miley Cyrus, Brooke Shields
Wanda Sykes, Bryan Cranston, Cat Power
Dave Salmoni and Animals, Patricia Arquette, The Punch Brothers
Dominic Monaghan, Ethan Bortnick, Sheryl Crow
America Ferrera, Bob Saget, The Blind Boys of Alabama
Bill Cosby, Novak Djokovic, Landon Pigg
Howie Mandel, Minnie Driver
Gordon Ramsay
Kate Beckinsale, Carlos Mencia, The Bravery
Terry Bradshaw, James Carville & Mary Matalin, Michael McDonald
Ryan Phillippe, Lisa Lampanelli, Jim Lauderdale
John Edwards, Leslie Mann, Nada Surf
Adam Carolla, Geraldo Rivera, The Black Crowes
Peter O'Toole, Katt Williams, Leona Lewis
Abigail Breslin, Seth Meyers, Steve Earle
John Krasinski, Joe Torre, José González
Conan O'Brien, Anderson Cooper, Allison Moorer
John Larroquette, Kid Inventors, k.d. lang
Jodie Foster, Cedric the Entertainer, Lili Haydn
Mike Huckabee; Emeril Lagasse; Chingy
Republican Presidential Candidate Mike Huckabee; Chef Emeril Lagasse; Chingy performs; JibJab Cartoon and Tonight Show Free For All.
Steve Carell, Kathie Lee Gifford, Ani DiFranco
Sen. Hillary Clinton, Patton Oswalt, Ferras
David Spade, Nora Hardwick, Ben Lee
Pamela Anderson; Mary J. Blige
Pamela Anderson; Mary J. Blige performs from the CD "Growing Pains."
Jules Sylvester; Maria Bartiromo; Finger Eleven
Jules Sylvester and reptiles; Maria Bartiromo; Finger Eleven performs from the CD "Them VS. You VS. Me."
Jimmy Kimme; Elon Gold; OneRepublic
From "jimmy kimme live!," Jimmy Kimme; Stand-up comedian, Elon Gold; the music of OneRepublic ("Dreaming Out Loud"); A Priest, A Rabbi, and a Minister Tell Jokes.
Keanu Reeves, Chelsea Handler, The Redwalls
William Shatner, Tricia Helfer, Ryan Bingham
Mark Harmon, Corbin Maxey, Ray J
Brad Garret; Ingrid Michaelson; John Melendez
Brad Garrett from "Til Death" and John Melendez from "One, Two, Many". The music of Ingrid Michaelson performing from the CD "Girls and Boys"
Charles Barkley, The Young@Heart Chorus
Ewan McGregor, John Cho & Kal Penn, Seether
Tracey Ullman, Jason Taylor, Flogging Molly
Dave Salmoni, Norm MacDonald, Ashlee Simpson
Julia Louis-Dreyfus, Jason Segel, Goldfrapp
Patrick Dempsey, Ed Begley Jr., Tegan and Sara
Gov. Arnold Schwarzenegger, Marilu Henner, Old 97's
Hugh Laurie, Doug Fine, Prince
Helen Hunt, Gov. Bobby Jindal, Duffy
Dr. Phil McGraw, the Lopez family, Natasha Bedingfield
Cindy McCain, Ed Helms, Augustana
Robin Williams, Terrence Howard, Serj Tankian
Sally Field, Jesse Ventura, Sleepercar
Robert Downey Jr., Carlos Mencia, Rascal Flatts
Julie Scardina and animals, Christina Ricci, KT Tunstall
Former President Jimmy Carter, Jon Favreau, P.O.D.
Jenna Fischer, Robert Schimmel, Trace Adkins
Harrison Ford, William Moseley, Carly Simon
Jack Black, Clay Aiken
Evangeline Lilly, Ben Barnes, Switchfoot
Rainn Wilson, Howard Dean, Kate Nash
Dana Delany, Adam Carolla, Dwight Yoakam
Matthew Fox, Kathleen Edwards
Simon Cowell, Rob Schneider, Josh Groban
Sylvester Stallone, Irma & Ray Ziff, Jason Mraz
Adam Sandler, Hilary Duff, Al Green
Laura & Jenna Bush, David Cook, Tristan Prettyman
Terry Bradshaw, Turkey Baster Virtuoso Ray Sanders, Colbie Caillat
William Shatner, Chelsea Handler, Newton Faulkner
Liv Tyler, Judd Apatow, Usher
Jeff Foxworthy, Arianna Huffington, N.E.R.D.
Dave salmoni; Patricia Arquette; Punch Brothers
Amazing animals with Dave salmoni! From "medium" Patricia Arquette! The music of Punch Brothers! " Jaywalking."
Will Smith, Pete Sampras, Ed Harcourt
Russel Brand, Bill Engvall, Aimee Mann
Justin Timberlake, Karen Allen, Sheryl Crow
Dana Carvey, Spencer Breslin, Priscilla Ahn
Mike Myers, Abigail Breslin, David Cook
Larry the Cable Guy, Bob Costas, Ashanti
Anne Hathaway; Gabriel Iglesias; Amos Lee
Anne Hathaway "Get Smart" - Comedian Gabriel Iglesias; Amos Lee: Performance from the CD "Last Days at the Lodge"; Headlines.
Ryan Phillippe; Lisa Lampanelli; Jim Lauderdale
Ryan Phillippe from "Stop-Loss", Lisa Lampanelli from "Drillbit Taylor" and music of Jim Lauderdale from the CD "Honey Songs".
Dwayne "The Rock" Johnson, Tom Papa, Against Me!
Wanda Sykes, James McAvoy, Duffy
Bette Midler, Al Roker
Selma Blair, Kevin Nealon, Steve Tyrell
Aaron Eckhart, Dara Torres, Los Lonely Boys
Animal Expert Jarod Miller, David Koechner, Sara Bareilles
Conan O'Brien; Anderson Cooper; Allison Moorer
Conan O'Brien; Anderson Cooper; Allison Moorer: Performance from the CD "Mockingbird"; and Mo Rocca on spring break in Florida.
John Larroquette; Kid Inventors; K.D. Lang
John Larroquette "Boston Legal"; Kid Inventors; K.D. Lang: Performance from the CD "Watershed"; "The 99 Cent Shopping Spree."
Jodie Foster; Cedric the Entertainer; Lili Hayden
Jodie Foster, Cedric the Entertainer, the music of Lili Hayden and "headlines."
David Beckham; Sherri Shepherd; B-52s
Soccer great, David Beckham, from "the view," Sherri Shepherd, the music of the B-52s. And "famous ad slogans and their first drafts."
Steve Carell; Kathie Lee Gifford; Ani LiFranco
Steve Carell; from the "Today" Show, Kathie Lee Gifford. The music of Ani LiFranco. And "Photo Booth."
Hillary Clinton; Patto Oswalt; Ferras
Senator Hillary Clinton, comedian Patto Oswalt; the Music of Ferras, and "jaywalking."
David Spade; Nora Hardwick; Ben Lee
David Spade "Rules of Engagement"; 102-year-old Nora Hardwick, Britain's oldest driver; Ben Lee performs from the CD " Ripe."
Thomas Haden Church; Sig & Edgar Hansen; Jimmy Eat World
Thomas Haden Church from "Smart People", Sig & Edgar Hansen from "The Deadliest Catch". The music of Jimmy Eat World from the CD "Chase This Light".
Dennis Quaid; Russell Brand; Brett Dennen
Dennis Quaid from "Smart People", Russell Brand from "Forgetting Sarah Marshall". The music of Brett Dennen performing "Ain't No Reason" from the CD "More So Much More".
Ellen Page; Donny & Marie Osmond; Angie Stone
Ellen Page from "Smart People", Donny & Marie Osmond from the "Miss USA Pageant". The music of Angie Stone performing from the CD "The Art of Love and War".
Keanu Reeves; Chelsea Handler; The Redwalls
Keanu Reeves from the movie "Street Kings", Chelsea Handler, the music of The Redwalls performing from the CD "The Redwalls".
William Shatner; Tricia Helfer; Ryan Bingham
William Shatner from "Boston Legal", Tricia Helfer from "Battlestar Galactica". The music of Ryan Bingham performing from the CD "Mescalito".
Mark Harmon; Corbin Maxey; Ray J
Mark Harmon from "NCIS" and 18-year-old reptile expert Corbin Maxey. The music of Ray J performing from the CD "All I Feel".
Brad Garrett; John Melendez; Ingrid Michaelson
Brad Garrett from "Til Death" and John Melendez from "One, Two, Many". The music of Ingrid Michaelson performing from the CD "Girls and Boys"
Charles Barkley; Young @ Heart Chorus
Charles Barkley and 3 Senior Rock Stars from "Young @ Heart Chorus". The music of Young @ Heart Chorus.
Rosie Perez, Robin Thicke
Bill Cosby, Emma Stone, John Mellencamp with T Bone Burnett
Ben Stiller, Jonas Brothers
Robert Downey Jr., Anna Faris, Toby Keith
Jack Black, Pillsbury Bake-Off-Champ Carolyn Gurtz, Conor Oberst
Nick Nolte, Carrot Top, Solomon Burke
Hugh Laurie; Doug Fine; Prince
Hugh Laurie "House"; Doug Fine "Environmental Author"; Prince: Performance from the CD "Planet Earth"; Jaywalking.
Sen. John McCain, Dara Torres, Juliana Hatfield
Norm MacDonald, Nastia Liukin, B.B. King
Bill Maher, Henry Cejudo, Low vs Diamond
Gordon Ramsay, Natalie Coughlin, Missy Higgins
Arsenio Hall, Shawn Johnson, Chuck Berry
Russell Brand, Eva Longoria Parker, Ingrid Michaelson
Billy Bob Thornton, Ethan Bortnick, Brian Wilson
Howie Mandel, Sanya Richards, The Game
Jenna Fischer; Robert Schimmel; Trace Adkins
Jenna Fischer "The Office"; Comedian Robert Schimmel; Trace Adkins: Performing "You're Gonna Miss This" from the CD "American Man".
Harrison Ford; William Moseley; Carly Simon
Harrison Ford "Indiana Jones"; William Moseley "The Chronicles of Narnia Prince Caspian"; Carly Simon: Performing "Hold Out Your Heart" from the CD "This Kind of Love"; The Audience Wants to Know.
Jules Sylvester, Annette Bening, Leona Lewis
Matthew McConaughey, T. Boone Pickens, Al Green
Jamie Lee Curtis, Jerome Bettis, Alejandro Escovedo
Hugh Laurie, Dame Edna, Raphael Saadiq
Matthew Fox; Kathleen Edwards
Matthew Fox "Speed Racer"; Kathleen Edwards: Performance from the CD "Asking for Flowers"
Simon Cowell; Rob Schneider; Josh Groban
Simon Cowell "American Idol"; Rob Schneider "You Don't Mess with the Zohan"; Josh Groban: Performance from the "Awake Live CD/DVD"; Headlines
Sylvester Stallone; Irma & Ray Ziff; Jason Mraz
Sylvester Stallone "Rambo"; Couple married 75 yrs. Irma & Ray Ziff; Jason Mraz: Performance from the CD "We Sing, We Dance, We Steal Things"; Does this Impress Ed Asner?
Adam Sandler; Hillary Duff; Al Green
Adam Sandler "You Don't Mess with the Zohan"; Hillary Duff "War, Inc."; Al Green: Performance from the CD "Lay It Down"; Summer Movie Knockoffs.
Laura & Jenna Bush; David Cook; Tristan Prettyman
Laura & Jenna Bush; American Idol winner David Cook; Tristan Prettyman: Performance from the CD "Hello"; Brian Herzlinger Talks to Third Graders who Want to become a President.
Terry Bradshaw; Ray Sanders; Colbie Caillat
Terry Bradshaw; Turkey baster virtuoso Ray Sanders; Colbie Caillat: Performance from the CD "Little Things;" Amaon.com's Worst Sellers.
Ellen Degeneres; Jerry O'Connell; Jazmine Sullivan