Season
- Season 0 2014-02-06
- Season 1 1992-05-25
- Season 2 1993-06-25
- Season 3 1994-11-28
- Season 4 1996-03-07
- Season 5 1996-09-16
- Season 6 1997-12-05
- Season 7 1998-02-26
- Season 8 1999-07-30
- Season 9 2000-08-01
- Season 10 2002-04-30
- Season 11 2002-06-03
- Season 12 2003-06-02
- Season 13 2004-06-07
- Season 14 2005-06-06
- Season 15 2006-09-18
- Season 16 2007-09-17
- Season 17 2008-06-02
- Season 18 2010-03-01
- Season 19 2011-01-03
- Season 20 2012-01-03
- Season 21 2013-01-02
Season 21 Episode
- Season 16 Howie Mandel, Amanda Bynes, Emmylou Harris
- Season 16 Jamie Foxx, Tim Gunn, Paolo Nutini
- Season 16 Dane Cook, Ali Larter, LCD Soundsystem
- Season 16 Jessica Alba, D.L. Hughley, Cold War Kids
- Season 16 Hugh Laurie, Sherri Shepherd, The Editors
- Season 16 Dwayne "The Rock" Johnson, Dennis Kucinich, Diana Krall
- Season 16 Jennifer Love Hewitt, Jeff Corwin, Reba McEntire with Vince Gill
- Season 16 Steve Carell, Madison Pettis, Bright Eyes
- Season 16 Ben Stiller, Tony Snow, Raul Midon
- Season 16 Teri Hatcher, Kevin McKidd, Queen Latifah
- Season 16 Patricia Heaton, Emeril Lagasse, Tori Amos
- Season 16 Tom Selleck, Carlos Mencia, Bobbie and Willie Nelson
- Season 16 John Larroquette, Chelsea Handler, Matchbox Twenty
- Season 16 Cate Blanchett, Tyler Perry, Annie Lennox
- Season 16 Ben Affleck, Jim Norton, The Shins
- Season 16 Jaime Pressly, Brady Barr, Blue Man Group
- Season 16 Dana Carvey, Malin Akerman, Plain White T's
- Season 16 Joaquin Phoenix, Gordon Ramsay, Vanessa Carlton
- Season 16 Christina Applegate, Bill O'Reilly, Alicia Keys
- Season 16 James Spader, Lara Logan, Steve Byrne
- Season 16 Reese Witherspoon, David Koechner, PJ Harvey
- Season 16 Sen. Barack Obama, Orny Adams, Keith Urban
- Season 16 Jerry Seinfeld, Amy Ryan, Evanescence
- Season 16 Halle Berry, Greg Grunberg, Dwight Yoakam
- Season 16 Russell Crowe, Jenna Bush, Carrie Underwood
- Season 16 Tom Cruise, Rep. Ron Paul, Sex Pistols
- Season 16 Eva Mendes, Marjorie Johnson, Barry Manilow
- Season 16 Denzel Washington, Dave Salmoni, LeAnn Rimes
- Season 16 Steve Carell, Manny Ramirez, Backstreet Boys
- Season 16 Gov. Mike Huckabee, Emeril Lagasse, Chingy
- Season 16 Howie Mandel, Jason Lewis, Joe Nichols
- Season 16 Animals With Jarod Miller, John Caparulo, Blake Lewis
- Season 16 Ron Paul, Christopher Titus, Shakira
- Season 16 Pamela Anderson, Mary J. Blige
- Season 16 Jules Sylvester and animals, Maria Bartiromo, Finger Eleven
- Season 16 Jimmy Kimmel, Elon Gold, OneRepublic
- Season 16 Arsenio Hall, Melanie Metz & Peggy Willenberg, Seether
- Season 16 Marilu Henner, Brady Barr, Jordan Sparks
- Season 16 Bill Maher, Carrie Ann Inaba & Bruno Tonioli, Taylor Swift
- Season 16 Chris Matthews, John Roy, Jill Scott
- Season 16 D.L. Hughley, Joe Ligotti, Sara Bareilles
- Season 16 Mitt Romney, Ryan Sheckler, Jonas Brothers
- Season 16 Simon Cowell & Ryan Seacrest, Tavis Smiley, Shaggy
- Season 16 David Gregory, Performing Birds, Puddle Of Mudd
- Season 16 Adam Carolla, Richard Roeper, Shooter Jennings
- Season 16 Animals With Julie Scardina, Chelsea Handler, Buckcherry
- Season 16 Hulk Hogan, Mad Scientist David Willey, Natasha Bedingfield
- Season 16 Chazz Palminteri, Alison Sweeney, Dierks Bentley
- Season 16 Lester Holt, Blue Ribbon Baker Marjorie Johnson, Raheem DeVaughn
- Season 16 Animals with Dave Salmoni, Tom Green, Maroon 5
- Season 16 Sen. John McCain, Rudy Giuliani, Shelby Lynne
- Season 16 Tom Brokaw, Terrell Owens, Graham Colton
- Season 16 Dan Rather, Mike Rowe, Josh Kelley
- Season 16 Insects with Brent Karner, Stephen Baldwin, J. Holiday
- Season 16 Frank Caliendo, Chimp Rescuer Eugene Cussons, Flo Rida
- Season 16 Arsenio Hall, Paula Deen, James Blunt
- Season 16 Brian Williams, Ahmed Ahmed, Enrique Iglesias
- Season 16 Larry the Cable Guy, Bobby Knight, Andrea Bocelli
- Season 16 Larry the Cable Guy, Bruno Tonioli, Glen Hansard & Markéta Irglová
- Season 16 Joan Embery and Animals, Larry the Cable Guy, Mika
- Season 16 Russell Crowe, Larry the Cable Guy, Willie Nelson
- Season 16 Kristen Chenoweth, Russell Peters, Lifehouse
- Season 16 Reese Witherspoon, Alex Cambert, Gary Allan
- Season 16 Will Ferrell, Hayden Christensen, The Hives
- Season 16 Garth Brooks, Christina Ricci
- Season 16 Heidi Klum, James McAvoy, John Fogerty
- Season 16 Colin Farrell, Bill O'Reilly, Herbie Hancock
- Season 16 Eric Bana, Catherine O'Hara, Tift Merritt
- Season 16 Dennis Quaid, David Koechner, Lupe Fiasco
- Season 16 Billy Ray Cyrus, Miley Cyrus, Brooke Shields
- Season 16 Wanda Sykes, Bryan Cranston, Cat Power
- Season 16 Dave Salmoni and Animals, Patricia Arquette, The Punch Brothers
- Season 16 Dominic Monaghan, Ethan Bortnick, Sheryl Crow
- Season 16 America Ferrera, Bob Saget, The Blind Boys of Alabama
- Season 16 Bill Cosby, Novak Djokovic, Landon Pigg
- Season 16 Howie Mandel, Minnie Driver
- Season 16 Gordon Ramsay
- Season 16 Kate Beckinsale, Carlos Mencia, The Bravery
- Season 16 Terry Bradshaw, James Carville & Mary Matalin, Michael McDonald
- Season 16 Ryan Phillippe, Lisa Lampanelli, Jim Lauderdale
- Season 16 John Edwards, Leslie Mann, Nada Surf
- Season 16 Adam Carolla, Geraldo Rivera, The Black Crowes
- Season 16 Peter O'Toole, Katt Williams, Leona Lewis
- Season 16 Abigail Breslin, Seth Meyers, Steve Earle
- Season 16 John Krasinski, Joe Torre, José González
- Season 16 Conan O'Brien, Anderson Cooper, Allison Moorer
- Season 16 John Larroquette, Kid Inventors, k.d. lang
- Season 16 Jodie Foster, Cedric the Entertainer, Lili Haydn
- Season 16 Mike Huckabee; Emeril Lagasse; Chingy
- Season 16 Steve Carell, Kathie Lee Gifford, Ani DiFranco
- Season 16 Sen. Hillary Clinton, Patton Oswalt, Ferras
- Season 16 David Spade, Nora Hardwick, Ben Lee
- Season 16 Pamela Anderson; Mary J. Blige
- Season 16 Jules Sylvester; Maria Bartiromo; Finger Eleven
- Season 16 Jimmy Kimme; Elon Gold; OneRepublic
- Season 16 Keanu Reeves, Chelsea Handler, The Redwalls
- Season 16 William Shatner, Tricia Helfer, Ryan Bingham
- Season 16 Mark Harmon, Corbin Maxey, Ray J
- Season 16 Brad Garret; Ingrid Michaelson; John Melendez
- Season 16 Charles Barkley, The Young@Heart Chorus
- Season 16 Ewan McGregor, John Cho & Kal Penn, Seether
- Season 16 Tracey Ullman, Jason Taylor, Flogging Molly
- Season 16 Dave Salmoni, Norm MacDonald, Ashlee Simpson
- Season 16 Julia Louis-Dreyfus, Jason Segel, Goldfrapp
- Season 16 Patrick Dempsey, Ed Begley Jr., Tegan and Sara
- Season 16 Gov. Arnold Schwarzenegger, Marilu Henner, Old 97's
- Season 16 Hugh Laurie, Doug Fine, Prince
- Season 16 Helen Hunt, Gov. Bobby Jindal, Duffy
- Season 16 Dr. Phil McGraw, the Lopez family, Natasha Bedingfield
- Season 16 Cindy McCain, Ed Helms, Augustana
- Season 16 Robin Williams, Terrence Howard, Serj Tankian
- Season 16 Sally Field, Jesse Ventura, Sleepercar
- Season 16 Robert Downey Jr., Carlos Mencia, Rascal Flatts
- Season 16 Julie Scardina and animals, Christina Ricci, KT Tunstall
- Season 16 Former President Jimmy Carter, Jon Favreau, P.O.D.
- Season 16 Jenna Fischer, Robert Schimmel, Trace Adkins
- Season 16 Harrison Ford, William Moseley, Carly Simon
- Season 16 Jack Black, Clay Aiken
- Season 16 Evangeline Lilly, Ben Barnes, Switchfoot
- Season 16 Rainn Wilson, Howard Dean, Kate Nash
- Season 16 Dana Delany, Adam Carolla, Dwight Yoakam
- Season 16 Matthew Fox, Kathleen Edwards
- Season 16 Simon Cowell, Rob Schneider, Josh Groban
- Season 16 Sylvester Stallone, Irma & Ray Ziff, Jason Mraz
- Season 16 Adam Sandler, Hilary Duff, Al Green
- Season 16 Laura & Jenna Bush, David Cook, Tristan Prettyman
- Season 16 Terry Bradshaw, Turkey Baster Virtuoso Ray Sanders, Colbie Caillat
- Season 16 William Shatner, Chelsea Handler, Newton Faulkner
- Season 16 Liv Tyler, Judd Apatow, Usher
- Season 16 Jeff Foxworthy, Arianna Huffington, N.E.R.D.
- Season 16 Dave salmoni; Patricia Arquette; Punch Brothers
- Season 16 Will Smith, Pete Sampras, Ed Harcourt
- Season 16 Russel Brand, Bill Engvall, Aimee Mann
- Season 16 Justin Timberlake, Karen Allen, Sheryl Crow
- Season 16 Dana Carvey, Spencer Breslin, Priscilla Ahn
- Season 16 Mike Myers, Abigail Breslin, David Cook
- Season 16 Larry the Cable Guy, Bob Costas, Ashanti
- Season 16 Anne Hathaway; Gabriel Iglesias; Amos Lee
- Season 16 Ryan Phillippe; Lisa Lampanelli; Jim Lauderdale
- Season 16 Dwayne "The Rock" Johnson, Tom Papa, Against Me!
- Season 16 Wanda Sykes, James McAvoy, Duffy
- Season 16 Bette Midler, Al Roker
- Season 16 Selma Blair, Kevin Nealon, Steve Tyrell
- Season 16 Aaron Eckhart, Dara Torres, Los Lonely Boys
- Season 16 Animal Expert Jarod Miller, David Koechner, Sara Bareilles
- Season 16 Conan O'Brien; Anderson Cooper; Allison Moorer
- Season 16 John Larroquette; Kid Inventors; K.D. Lang
- Season 16 Jodie Foster; Cedric the Entertainer; Lili Hayden
- Season 16 David Beckham; Sherri Shepherd; B-52s
- Season 16 Steve Carell; Kathie Lee Gifford; Ani LiFranco
- Season 16 Hillary Clinton; Patto Oswalt; Ferras
- Season 16 David Spade; Nora Hardwick; Ben Lee
- Season 16 Thomas Haden Church; Sig & Edgar Hansen; Jimmy Eat World
- Season 16 Dennis Quaid; Russell Brand; Brett Dennen
- Season 16 Ellen Page; Donny & Marie Osmond; Angie Stone
- Season 16 Keanu Reeves; Chelsea Handler; The Redwalls
- Season 16 William Shatner; Tricia Helfer; Ryan Bingham
- Season 16 Mark Harmon; Corbin Maxey; Ray J
- Season 16 Brad Garrett; John Melendez; Ingrid Michaelson
- Season 16 Charles Barkley; Young @ Heart Chorus
- Season 16 Rosie Perez, Robin Thicke
- Season 16 Bill Cosby, Emma Stone, John Mellencamp with T Bone Burnett
- Season 16 Ben Stiller, Jonas Brothers
- Season 16 Robert Downey Jr., Anna Faris, Toby Keith
- Season 16 Jack Black, Pillsbury Bake-Off-Champ Carolyn Gurtz, Conor Oberst
- Season 16 Nick Nolte, Carrot Top, Solomon Burke
- Season 16 Hugh Laurie; Doug Fine; Prince
- Season 16 Sen. John McCain, Dara Torres, Juliana Hatfield
- Season 16 Norm MacDonald, Nastia Liukin, B.B. King
- Season 16 Bill Maher, Henry Cejudo, Low vs Diamond
- Season 16 Gordon Ramsay, Natalie Coughlin, Missy Higgins
- Season 16 Arsenio Hall, Shawn Johnson, Chuck Berry
- Season 16 Russell Brand, Eva Longoria Parker, Ingrid Michaelson
- Season 16 Billy Bob Thornton, Ethan Bortnick, Brian Wilson
- Season 16 Howie Mandel, Sanya Richards, The Game
- Season 16 Jenna Fischer; Robert Schimmel; Trace Adkins
- Season 16 Harrison Ford; William Moseley; Carly Simon
- Season 16 Jules Sylvester, Annette Bening, Leona Lewis
- Season 16 Matthew McConaughey, T. Boone Pickens, Al Green
- Season 16 Jamie Lee Curtis, Jerome Bettis, Alejandro Escovedo
- Season 16 Hugh Laurie, Dame Edna, Raphael Saadiq
- Season 16 Matthew Fox; Kathleen Edwards
- Season 16 Simon Cowell; Rob Schneider; Josh Groban
- Season 16 Sylvester Stallone; Irma & Ray Ziff; Jason Mraz
- Season 16 Adam Sandler; Hillary Duff; Al Green
- Season 16 Laura & Jenna Bush; David Cook; Tristan Prettyman
- Season 16 Terry Bradshaw; Ray Sanders; Colbie Caillat
- Season 16 Ellen Degeneres; Jerry O'Connell; Jazmine Sullivan
The Tonight Show with Jay Leno - Season 16 Episode 184 Simon Cowell; Rob Schneider; Josh Groban
5.41 63 minutes Simon Cowell "American Idol"; Rob Schneider "You Don't Mess with the Zohan"; Josh Groban: Performance from the "Awake Live CD/DVD"; Headlines
