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 19 Ron Howard, Nicole "Snooki" Polizzi, Sick Puppies
- Season 19 Queen Latifah, Gustavo Dudamel, Jazmine Sullivan
- Season 19 Jamie Foxx, Leighton Meester
- Season 19 Hilary Swank, Jesse Eisenberg, Los Lobos
- Season 19 Jim Parsons, Hailee Steinfeld, Lukas Nelson
- Season 19 Randy Jackson, Jennifer Lopez, Ryan Seacrest, Steven Tyler, Dan Ahdoot, Diane Birch
- Season 19 Bill Maher, Cam Newton, the Duke Spirit
- Season 19 Seth Rogen, Brady Barr, Bettye Lavette
- Season 19 Cameron Diaz, Eric Stonestreet, the Civil Wars
- Season 19 Michael Douglas, Julie Scardina, Randy Rogers Band
- Season 19 Gordan Ramsay, Kathleen Madigan, Maroon 5
- Season 19 Ashton Kutcher, Aubrey Plaza, Neon Trees
- Season 19 Amy Poehler, Mike "The Situation" Sorrentino, Grace Potter & the Nocturnals
- Season 19 Ben Affleck, the Decemberists
- Season 19 Kathie Lee Gifford & Hoda Kotb, Armie Hammer, Hayes Carll
- Season 19 Dana Carvey, Maggie Q, Lizz Wright
- Season 19 Jason Statham, Melissa McCarthy, White Lies
- Season 19 Annette Bening, Frank Caliendo, Amos Lee
- Season 19 Kathy Bates, Brad Womack, Billy Currington
- Season 19 Justin Bieber, Jay Mohr, the Band Perry
- Season 19 Adam Sandler, Larry the Cable Guy, Esperanza Spalding
- Season 19 Helena Bonham Carter, Timothy Olyphant, One eskimO
- Season 19 Jesse Eisenberg, Jennifer Lawrence, Ryan Bingham
- Season 19 Jeff Bridges, Dianna Agron, Bobby Long
- Season 19 Hugh Laurie, Hailee Steinfeld, Finesse Mitchell
- Season 19 Mark Wahlberg, Lachlan Patterson, James Blunt
- Season 19 Javier Bardem, Paula Abdul, Merle Haggard
- Season 19 Matt LeBlanc, Clay Matthews, Ricky Martin
- Season 19 Rob Lowe, Amber Riley, Nicki Minaj
- Season 19 Kathy Griffin, Gayle King, the Black Keys
- Season 19 Lady Gaga, Sofia Vergara, John Legend
- Season 19 Liam Neeson, Dave Salmoni, Gretchen Wilson
- Season 19 Charles Barkley, Jenni "JWoww" Farley, Red
- Season 19 Jenna Fischer, Abigail Breslin, Miguel
- Season 19 Mark Harmon, Dwight Howard, 30 Seconds to Mars
- Season 19 The Tonight Show with Jay Leno Season 19 Episode 36
- Season 19 Owen Wilson, Rachel Maddow, Anberlin
- Season 19 Randy Jackson, Nick Swardson, Travie McCoy
- Season 19 Meredith Vieira, DJ Pauly D, Hanson
- Season 19 Emily Blunt, Jackson Murphy, Chris Medina
- Season 19 Christina Appelgate, John Fulton, Michael Franti
- Season 19 Matt Damon, Betty White, Cake
- Season 19 Simon Cowell, Jeff Gordon, Travis Barker
- Season 19 Jerry Seinfeld, Bailee Madison, Darlene Love
- Season 19 Aaron Eckhart, Christie Brinkley, Thompson Square
- Season 19 Jane Lynch, Chris Matthews, Avril Lavigne
- Season 19 Wanda Sykes, Simon Pegg, Juanes
- Season 19 Matthew McConaughey, Rizwan Manji, Michael Kosta
- Season 19 Rainn Wilson, "Epic Meal Time" with Harley Morenstein & Sterling Toth, Serj Tankian
- Season 19 Robert Pattinson, Whitney Cummings, Alice Cooper
- Season 19 Zachary Levi, Lisa Lampanelli, Raphael Saadiq
- Season 19 Julie Scardina, Rebecca Black, Duran Duran
- Season 19 Carol Burnett, Jason Ritter, Keith Urban
- Season 19 Kirstie Alley, Jon "Bones" Jones, Peter, Bjorn & John
- Season 19 Jennifer Hudson, William H. Macy
- Season 19 Russell Brand, Lorraine Nicholson, Los Lonely Boys
- Season 19 Howie Mandel, Zachary Gordon, Dierks Bentley
- Season 19 Helen Hunt, Sammy Hagar, Good Charlotte
- Season 19 Kourtney & Kim Kardashian, Fareed Zakaria, Mary Mary
- Season 19 Vin Diesel, Ashley Tisdale, Scissor Sisters
- Season 19 Tracy Morgan, Neve Campbell, Augustana
- Season 19 Dwayne Johnson, Bethany Hamilton, Fitz & the Tantrums
- Season 19 Matthew Morrison, Carrie Underwood
- Season 19 Emma Roberts, Gary Busey, Jeff Beck with Imelda May
- Season 19 David Arquette, Ben Bailey, Far East Movement
- Season 19 Jamie Foxx, k.d. lang
- Season 19 Kristen Bell, Austin "Chumlee" Russell
- Season 19 Jessie J
- Season 19 Tyler Perry, Kendra Wilkinson, Bright Eyes
- Season 19 John Travolta, Eliza Doolittle
- Season 19 Christina Aguilera, Paul Reiser, Alison Krauss & Union Station featuring Jerry Douglas
- Season 19 Lindsay Lohan, Jillian Michaels, the Airborne Toxic Event
- Season 19 Rene Russo, Kevin Hart, Buddy Guy
- Season 19 Chelsea Handler, Judd Apatow, OK Go
- Season 19 Rob Lowe, Moby
- Season 19 Paul Walker, Donny & Marie Osmond
- Season 19 Penelope Cruz, Ricky Martin
- Season 19 Kate Hudson, Chris Hemsworth, Sergio Mendes with Siedah Garrett
- Season 19 Wanda Sykes, Ralph Macchio, Priscilla Ahn
- Season 19 Steven Tyler, Aubrey Plaza, the Civil Wars
- Season 19 Jennifer Lopez, Chris Colfer, BC Jean
- Season 19 Julie Scardina, Ginnifer Goodwin, Def Leppard
- Season 19 Dick Van Dyke, Khloe Kardashian & Lamar Odom, Steve Earle
- Season 19 Norm Macdonald
- Season 19 Jodie Foster, Ken Jeong, Rodrigo y Gabriela
- Season 19 Eva Mendes, storm chaser Reed Timmer, Tedeschi Trucks Band
- Season 19 Ryan Seacrest, Jordana Brewster, TV on the Radio
- Season 19 Ed Helms, Chelsea Kane, Iron & Wine
- Season 19 Jack Black, Mike Huckabee, Parachute
- Season 19 Kirstie Alley, Erik Rivera, Il Volo
- Season 19 Dustin Hoffman, Meghan McCain, the Script
- Season 19 Meredith Vieira, Demetri Martin, Ben Harper
- Season 19 Chaz Bono, Brady Barr, Foster the People
- Season 19 Piers Morgan, Rico Rodriguez, Scott Weiland
- Season 19 Paris Hilton, Dhani Jones, INXS with Pat Monahan
- Season 19 Katie Couric, Cee-Lo Green
- Season 19 Kevin Bacon, Bethenny Frankel, OneRepublic
- Season 19 Jada Pinkett Smith, Elle Fanning, Lenka
- Season 19 Jim Carrey, Selena Gomez, Tinie Tempah
- Season 19 Bill Cosby, Kris & Bruce Jenner, Neon Trees
- Season 19 Adam Levine, Ziggy Marley
- Season 19 Kim Kardashian, Lior Suchard, Randy Travis with Josh Turner
- Season 19 Blake Lively, Blake Shelton, Scotty McCreery
- Season 19 Larry David, Pitbull with Ne-Yo
- Season 19 Josh Duhamel, Jill Scott
- Season 19 Bono & the Edge, Larry the Cable Guy, a performance from
- Season 19 Rosario Dawson, Marc Anthony, Jackie Evancho
- Season 19 Louis C.K., Richard Engel, Raphael Saadiq
- Season 19 Justin Timberlake, Kevin Hart, the Antlers
- Season 19 David Spade, Tom Papa, Plain White T's
- Season 19 Jim Carrey, Selena Gomez, Tinie Tempah
- Season 19 Blake Lively, Blake Shelton, Scotty McCreery
- Season 19 Larry David, Ashley Hebert, Pitbull featuring Ne-Yo
- Season 19 Kirstie Alley, Comic Erik Rivera
- Season 19 Lisa Kudrow, Billy Gardell, Natasha Bedingfield
- Season 19 Julie Scardina; Mary-Louise Parker; Billy Ray Cyrus
- Season 19 Kevin James, The Voice winner Javier Colon
- Season 19 Kathie Lee Gifford, Hoda Kotb, Ashton Shepherd
- Season 19 Howie Mandel, David Feherty, Joss Stone
- Season 19 Seth Meyers, Marjorie Johnson, Barry Manilow
- Season 19 Craig Ferguson, Rose Byrne
- Season 19 Don Rickles, Bristol Palin, Colbie Caillat
- Season 19 Bryan Cranston, Nancy Grace, Shaggy
- Season 19 Neil Patrick Harris, Buddy Valastro, Imelda May
- Season 19 Jenna Fischer, Ben Bailey, 3 Doors Down
- Season 19 Daniel Craig, Gavin DeGraw
- Season 19 Emma Stone, Adam Carolla, Rickey Minor, Grace Potter, Charles Bradley, Sharon Jones
- Season 19 Dolly Parton, Ben Bailey
- Season 19 Jessica Alba, Sue Johanson, Gomez
- Season 19 Shaun White, Olivia Wilde, Train
- Season 19 Chris Tucker, Skipper Bivins & Trent Jackson, Vanessa Carlton
- Season 19 Matt LeBlanc, Freida Pinto, Stevie Nicks
- Season 19 Gillian Anderson, Aziz Ansari, Kelly Rowland
- Season 19 Ryan Reynolds, Sheryl Crow, Matt Nathanson
- Season 19 Katie Holmes, Novak Djokovic, Mat Kearney
- Season 19 Jeremy Piven, Kelly Osbourne
- Season 19 Roseanne Barr, Jason Momoa, Lykke Li
- Season 19 Dennis Miller, Dennis Rodman, Rye Rye featuring Robyn
- Season 19 Gordon Ramsay, Bryce Dallas Howard, Panic! at the Disco
- Season 19 Jesse Eisenberg, Mike ''The Situation'' Sorrentino
- Season 19 Joel McHale, Viola Davis, Ximena Sarinana
- Season 19 Sam Worthington, Bailee Madison, The Game
- Season 19 Jane Fonda, Elizabeth Banks, Mana
- Season 19 Julie Scardina, David Koechner, Cake
- Season 19 Jeff Bridges, Nicole
- Season 19 Allison Janney, Jay Mohr, OK Go
- Season 19 Heidi Klum, Kevin Smith, Fitz and the Tantrums
- Season 19 Dick Cheney, Carrot Top, Andy Grammer
- Season 19 Wanda Sykes, Nick Swardson, Roger Daltrey
- Season 19 Kristin Chenoweth, Chris Colfer
- Season 19 Will Arnett, Tinie Tempah
- Season 19 Bill Maher, Octavia Spencer, Alice Cooper
- Season 19 Christina Applegate, Pauly D, Glen Campbell
- Season 19 Ellen DeGeneres, Bob Harper, Cobra Starship
- Season 19 Jane Lynch, Demetri Martin, Needtobreathe
- Season 19 Kevin Hart, Charlie Sheen, LMFAO
- Season 19 Jason Statham, Michele Bachmann, Lady Antebellum
- Season 19 Simon Cowell, Natasha Leggero, Selena Gomez
- Season 19 Gerard Butler, Whitney Cummings, Kelly Clarkson
- Season 19 Amy Poehler, Joseph Gordon-Levitt, the Kooks
- Season 19 Jamie Foxx, Michelle Monaghan, Bush
- Season 19 Hugh Jackman, Maya Rudolph, Tony Bennett
- Season 19 Ryan Gosling, Pauley Perrette, Arctic Monkeys
- Season 19 Lauren Graham, Seth MacFarlane
- Season 19 Ed Helms, Lisa Hannigan
- Season 19 Albert Brooks, Deena Nicole Coretese, TV on the Radio
- Season 19 Hugh Laurie, Chaz Bono, the Airborne Toxic Event
- Season 19 Evangeline Lilly, Magic Johnson, Jo Koy
- Season 19 Kim Kardashian, Kris Humphries, Kenny Wormald, LeAnn Rimes
- Season 19 Tim Allen, Theresa Caputo, Scotty McCreery
- Season 19 Jack Black, Steve Martin, Owen Wilson, Aubrey Plaza, Blondie
- Season 19 David Arquette, Darrell & Brandon Sheets, Puddle of Mudd
- Season 19 Aaron Eckhart, Julianne Hough, Amos Lee
- Season 19 Julie Bowen, Dave Salmoni, Imelda May
- Season 19 Zooey Deschanel, J.R. Martinez, Fountains of Wayne
- Season 19 Zachary Levi, Gloria Estefan
- Season 19 Terry Bradshaw, Rowan Atkinson, Game
- Season 19 Jonah Hill, Paula Deen, Chris Isaak
- Season 19 President Barack Obama
- Season 19 Amanda Seyfried, John Cho & Kal Penn, Patrick Stump
- Season 19 Chelsea Handler, Chris D'Elia, the Original 7ven
- Season 19 Adam Sandler, Drew Manning, Awolnation
- Season 19 Justin Bieber, David Freese, Lloyd
- Season 19 Eddie Murphy, Robyn
- Season 19 Taylor Lautner, Martha Stewart, Daughtry
- Season 19 Kristen Stewart, Dave Attell, Joe Jonas
- Season 19 Miss Piggy, Mickey Rourke, Mute Math
- Season 19 Ellen Barkin, Henry Cavill, Cirque du Soleil
- Season 19 Jason Segel, Kris Jenner, Lyle Lovett
- Season 19 Kelsey Grammer, Andrea Bocelli
- Season 19 Whitney Cummings, Chris Matthews, Il Divo
- Season 19 Kermit the Frog, Ricki Lake
- Season 19 Amy Adams, Rocket City Rednecks, Miranda Lambert
- Season 19 Howie Mandel, Nicole "Snooki" Polizzi, Patrick Stump
- Season 19 Robin Williams, Vince Gill
- Season 19 Jimmy Fallon, Drew Brees, Gym Class Heroes
- Season 19 Jim Parsons, Meghan McCain, Tom Morello with Ben Harper
- Season 19 Dennis Miller, David & Sean La Vau, Javier Colon
- Season 19 Julie Scardina, Dane Cook, Hot Chelle Rae
- Season 19 Chelsea Handler, Dwight Howard, Gloriana
- Season 19 Damon Wayans Jr., She & Him
- Season 19 Kathy Bates, Jay Mohr, Switchfoot
- Season 19 Bill Cosby, Raini Rodriguez, Iron & Wine
- Season 19 Melissa McCarthy, Gov. Rick Perry, T-Pain
- Season 19 Hilary Swank, Mike 'The Situation' Sorrentino, Dia Frampton'
- Season 19 Robert Downey Jr., Abigail Breslin, Alison Krauss & Union Station
- Season 19 Katherine Heigl, J.B. Smoove, Taio Cruz
- Season 19 Lea Michele, Adam Carolla, Neil Diamond
- Season 19 Katie Couric, Chris D'Elia, Blake Shelton
- Season 19 Bill O'Reilly, Jackie Evancho
- Season 19 Charlize Theron, Kevin Hart, Foster the People
- Season 19 Dana Carvey, Jason Reitman, Lenny Kravitz
- Season 19 Louis C.K., Common
- Season 19 Al Michaels & Cris Collinsworth, Elle Fanning, Robin Thicke
- Season 19 Rep. Ron Paul, Chris Cornell
- Season 19 Sandra Bullock, Diablo Cody, Pink Martini
- Season 19 Charles Barkley, Berenice Bejo, Amber Riley
- Season 19 Thomas Haden Church,
- Season 19 Jonah Hill, Chris Paul, Il Volo
- Season 19 Terry Bradshaw, Bailee Madison, Chris Isaak
The Tonight Show with Jay Leno - Season 19 Episode 54 Kirstie Alley, Jon "Bones" Jones, Peter, Bjorn & John
5.40 63 minutes Kirstie Alley, Jon "Bones" Jones, Peter, Bjorn & John
