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 20 Whitney Cummings, Nicole
- Season 20 Tracy Morgan, Rick & Corey Harrison, Shaggy
- Season 20 Michelle Williams, Josh Lucas, Chris Cornell
- Season 20 Glenn Close, Trevor Noah, Van Hunt
- Season 20 Janet Jackson, Larry the Cable Guy, Eli Young Band
- Season 20 Queen Latifah, Paul
- Season 20 Liam Neeson, Jack's Mannequin
- Season 20 Gerard Butler, Betty White
- Season 20 Tilda Swinton, Jennifer Hudson, Graffiti6
- Season 20 Sam Worthington, Sherri Shepherd, Adam Lambert
- Season 20 Jennifer Garner, Ross Matthews, Parachute
- Season 20 Wanda Sykes
- Season 20 Steven Tyler, Ryan Seacrest, Randy Jackson, Sarah Colonna
- Season 20 Madonna, Chris Colfer, Joe Perry
- Season 20 Michelle Obama, Mark Harmon, Imelda May
- Season 20 Daniel Radcliffe, Vanessa Hudgens, Evanescence
- Season 20 Drew Barrymore, Blake Shelton
- Season 20 Debra Messing, Jean Dujardin, Bush
- Season 20 Dwayne Johnson, Miranda Cosgrove, Cirque du Soleil
- Season 20 Chelsea Handler, Jon Huntsman, 2Cellos
- Season 20 Chris Pine, Lisa Lampanelli, Anthony Hamilton
- Season 20 Denzel Washington, Octavia Spencer, Estelle
- Season 20 Rachel McAdams, Cee-Lo Green
- Season 20 Jennifer Lopez, the Civil Wars
- Season 20 Tyler Perry, Alexandra Wentworth, the Cranberries
- Season 20 Bill Maher, Punch Brothers
- Season 20 Amanda Seyfried, Billy Gardell, Monica, Brandy
- Season 20 Christina Aguilera, Dave Salmoni, The Fray
- Season 20 Taylor Swift, Michael Clarke Duncan, Robert Randolph, Los Lobos, Chris Layton
- Season 20 Bill O'Reilly, Rob Riggle, Rumer
- Season 20 Tim Allen, Rocket City Rednecks
- Season 20 Meredith Vieira, Jackson Murphy
- Season 20 Jennifer Aniston, Adam Levine
- Season 20 Megan Fox, Michel Hazanavicius, Mariachi El Bronx
- Season 20 Rob Schneider, Khloe Kardashian Odom, Mona
- Season 20 Sen. John McCain, Elizabeth Olsen, Romeo Santos
- Season 20 Julianne Moore, Dr. Brady Barr, Chickenfoot
- Season 20 Emily Blunt, Geoff Stults, Scars on 45
- Season 20 Jessica Simpson, Adam Carolla, Soja
- Season 20 Jonah Hill, Bethenny Frankel, Shooter Jennings
- Season 20 Channing Tatum, Drew Brees, Meat Loaf
- Season 20 Kiefer Sutherland, Kathryn Hahn, Andy Grammer
- Season 20 Jimmy Fallon, 8-year-old presidential whiz kid H.L. McCullough, Toby Keith
- Season 20 Jamie Lee Curtis, Armie Hammer
- Season 20 Rep. Ron Paul, Frank Caliendo, the Wanted
- Season 20 Kim Kardashian
- Season 20 Arsenio Hall, Lily Collins
- Season 20 Christina Aguilera, Melanie Fiona featuring J. Cole
- Season 20 Elizabeth Banks, Carson Daly
- Season 20 The Pierces
- Season 20 Rainn Wilson, Debbie Gibson, Gavin DeGraw
- Season 20 Piers Morgan, Liam Hemsworth, Mat Kearney
- Season 20 Nicole Richie, Alan Jackson
- Season 20 Betty White, D.J. Pauly D
- Season 20 Maya Rudolph, Jason Biggs, Gym Class Heroes
- Season 20 David Gregory, Cee-Lo Green, Seal
- Season 20 Zac Efron, Jennie Garth, Grace Potter and the Nocturnals
- Season 20 Kristin Chenoweth, Julie Scardina, Rodrigo y Gabriela
- Season 20 Jane Lynch, Kevin Hart, Esperanza Spalding
- Season 20 Josh Hutcherson, Rachel Maddow, Eric Turner featuring Lupe Fiasco and Tinie Tempah
- Season 20 Albert Brooks, Austin
- Season 20 Blake Shelton, Chris Diamantopoulos, Feist
- Season 20 Jason Segel, Anna Faris, Far East Movement
- Season 20 Jesse Tyler Ferguson, Aubrey O'Day, Train
- Season 20 Jack Black, Daniel Holzman & Michael Chernow, Beirut
- Season 20 Adam Levine, Ziggy Marley
- Season 20 Diane Keaton, Natalie Coughlin, Moby
- Season 20 Mel Gibson, the Wanted
- Season 20 Steve Martin, Rashida Jones, Steve Martin & the Steep Canyon Rangers
- Season 20 Cameron Diaz, William Shatner, Lee Brice
- Season 20 Scarlett Johansson, Blake Shelton, K'Naan featuring Nelly Furtado
- Season 20 Robert Downey Jr., Katharine McPhee, Toast To Freedom
- Season 20 Kristen Stewart, James Morrison
- Season 20 Michelle Pfeiffer, Bear Grylls, Snow Patrol
- Season 20 Rick Santorum, Taylor Kitsch, B.o.B., O.A.R.
- Season 20 Garry Shandling, Alison Brie, the winner of 'The Voice'
- Season 20 Howie Mandel, Vinny Guadagnino, Sara Watkins
- Season 20 Jenna Fischer, Jay Mohr
- Season 20 Kourtney, Kim & Khloe Kardashian, Donny Deutsch, Karmin
- Season 20 Wanda Sykes, David Hasselhoff, Santana
- Season 20 Joel McHale, Jarod Miller, Bobby Brown
- Season 20 Hugh Laurie, Robert Griffin III
- Season 20 Sherri Shepherd, Julianne Hough, Tenacious D
- Season 20 Kevin Costner, Bailee Madison, Lisa Marie Presley
- Season 20 Josh Brolin, Ali Wentworth, Glenn Frey
- Season 20 Charlize Theron, Jeffrey Dean Morgan, Juanes
- Season 20 Glenn Close, the winner of American Idol, Nelly Furtado
- Season 20 Gen. Colin Powell, Greg Gadson, All American Rejects
- Season 20 Martin Short, Aubrey Plaza, Def Leppard
- Season 20 Emma Stone, Chris Hemsworth, Chris Robinson Brotherhood
- Season 20 Julia Louis-Dreyfus, the Beach Boys
- Season 20 Catherine Zeta-Jones, Louis Zamperini, Bret Michaels
- Season 20 Tom Cruise, skydivers Felix Baumgartner & Joe Kittinger, Kool & the Gang
- Season 20 Elizabeth Banks, Dan Patrick, Brandi Carlisle
- Season 20 Patrick Duffy, Linda Grey, Larry Hagman, Meghan McCain, Meiko
- Season 20 Terry Bradshaw, Ernie Brown Jr., Neal James, Rachel Bradshaw
- Season 20 Penelope Cruz, Rick Harrison, We Are Augustines
- Season 20 Salma Hayek, Adam Brody, Olly Murs
- Season 20 Steve Carell, Cory Booker, Glen Hansard
- Season 20 Matthew McConaughey, Natasha Leggero, Grouplove
- Season 20 Andy Samberg, Seth MacFarlane, Joe Henry featuring Lisa Hannigan
- Season 20 Katy Perry, Needtobreathe
- Season 20 Chris Pine, Rachael Ray, Everclear
- Season 20 Louis C.K., Lolo Jones, Delta Rae
- Season 20 Matt LeBlanc, Sig Hansen & Keith Colburn, Robin Thicke
- Season 20 Mila Kunis, Jim Norton, Justin Bieber
- Season 20 Tyler Perry, Rhys Ifans, Keane
- Season 20 Andrew Garfield, Of Monsters And Men
- Season 20 Wanda Sykes, Rob Riggle, Kimbra
- Season 20 Zachary Levi, B.o.B.
- Season 20 Morgan Freeman,
- Season 20 Denis Leary, Olivia Munn, Kenny Chesney
- Season 20 Dana Carvey, Nicki Minaj
- Season 20 Charlie Sheen
- Season 20 Kate Beckinsale, Adam Carolla
- Season 20 Newt Gingrich, Nicole
- Season 20 Rachel Weisz, Aaron Paul
- Season 20 Ben Stiller, Rose Byrne, Missy Higgins
- Season 20 Vince Vaughn, Travis Pastrana, Aretha Franklin
- Season 20 Colin Farrell, Jenni
- Season 20 Jessica Biel, Kevin Smith, the Lumineers
- Season 20 Julie Scardina, Dwyane Wade, MoZella
- Season 20 Jeremy Renner, Betty White, Joss Stone
- Season 20 Michelle Obama, Norah Jones
- Season 20 Kelsey Grammer, Jordan Burroughs, Ryan Star
- Season 20 Sylvester Stallone, Missy Franklin, Dwight Yoakam
- Season 20 Kristen Bell, Ryan Lochte, Regina Spektor
- Season 20 Jason Statham, Allyson Felix, the Offspring
- Season 20 Maya Rudolph, Jeff Foxworthy, Morning Parade
- Season 20 Shia LaBeouf, Jean-Claude Van Damme, fun.
- Season 20 Katie Couric, Dax Shepard, Emeli Sande
- Season 20 Kirsten Dunst, Chris Matthews, Smashing Pumpkins
- Season 20 Howie Mandel, Alejandro Escovedo
- Season 20 Dennis Miller, Joshua Radin
- Season 20 Owl City with Carly Rae Jepsen
- Season 20 Bill Maher, Tristan Prettyman
- Season 20 Savannah Guthrie, Dolph Lundgren
- Season 20 Lauren Graham, Dan Patrick
- Season 20 Kevin Hart, Rep. Ron Paul, Robert Cray
- Season 20 Adam Levine, Magic Johnson, Grace Potter
- Season 20 Ellen DeGeneres, Josh Lucas, Billy Ray Cyrus
- Season 20 Matthew Perry, Meghan McCain, OneRepublic
- Season 20 Richard Gere, Anthony Robles, Rascal Flatts
- Season 20 Justin Timberlake, Steve Nash, Ryan Bingham
- Season 20 Amy Poehler, Joe Scarborough, Big & Rich
- Season 20 Viola Davis, Paul Wesley, Bonnie Raitt
- Season 20 Zooey Deschanel, Anthony Anderson, ZZ Top
- Season 20 David Spade, Giancarlo Esposito, Rebecca Ferguson
- Season 20 Ann Romney, Seth MacFarlane, Bettye LaVette
- Season 20 Kirstie Alley, Mike
- Season 20 Liam Neeson, Lisa Lampanelli, the Gaslight Anthem
- Season 20 Christina Aguilera, Sherri Shepherd, the Piano Guys
- Season 20 Bryan Cranston, Rebel Wilson, Cher Lloyd
- Season 20 Carol Burnett, Armie Hammer, Lang Lang
- Season 20 Christina Applegate, Apolo Anton Ohno
- Season 20 Ben Affleck, Octavia Spencer, Neon Trees
- Season 20 Colin Farrell, Medal of Honor recipient Dakota Meyer, the Hives
- Season 20 Arnold Schwarzenegger, Bubba Watson, the Wallflowers
- Season 20 Tyler Perry, Oscar Pistorius, Plain White T's
- Season 20 Chelsea Handler, Placido Domingo
- Season 20 Terry Bradshaw, Mark Kelly, Grizzly Bear
- Season 20 Whitney Cummings, Rove McManus, the Script
- Season 20 Halle Berry, Ali Wentworth, Gary Clark Jr.
- Season 20 Denzel Washington, Richard Engel, M. Ward
- Season 20 President Barack Obama, No Doubt
- Season 20 Russell Brand, Jane Lynch
- Season 20 Sarah Silverman, Paula Deen
- Season 20 Simon Cowell, Britney Spears, Billy Gardell, Two Door Cinema Club
- Season 20 John C. Reilly, Jenni
- Season 20 Taylor Lautner, Lior Suchard, Macy Gray
- Season 20 Jamie Lee Curtis, Maggie Elizabeth Jones, ZZ Ward
- Season 20 Marion Cotillard, Olate Dogs
- Season 20 Kristen Stewart, Dax Shepard, Kip Moore
- Season 20 Daniel Craig, Dave Salmoni, Diamond Rings
- Season 20 Sally Field, Chris Matthews, Lord Huron
- Season 20 Meredith Vieira & Richard Cohen, Christina Perri
- Season 20 Lea Michele, Nev Schulman, Toby Keith
- Season 20 Keira Knightley, Whitney Cummings, Gin Wigmore
- Season 20 Helen Hunt, Paul
- Season 20 Tim Allen, Nolan Gould, Switchfoot
- Season 20 Chris Matthews, the Mowgli's
- Season 20 Jennifer Lawrence, Phil & Willie Robertson, Andy Grammer
- Season 20 Lindsay Lohan, David Gregory, Wanda Jackson
- Season 20 Joseph Gordon-Levitt, Kris Jenner, Dan Cummings
- Season 20 Bradley Cooper, Natasha Leggero, PSY
- Season 20 Jim Parsons, Maggie Elizabeth Jones, Delta Rae
- Season 20 Julie Bowen,
- Season 20 Wanda Sykes, Blake Shelton
- Season 20 Newt Gingrich, Ron Shirley, Grouplove
- Season 20 Marisa Tomei, Carson Daly, Il Volo
- Season 20 Gerard Butler, Olivia Munn, the Polyphonic Spree
- Season 20 Khloe Kardashian Odom, Adam Carolla, Matisyahu
- Season 20 Don Johnson, Julie Scardina, Darius Rucker
- Season 20 Bill O'Reilly, Krysten Ritter, Paloma Faith
- Season 20 Leslie Mann, Jim Rome, Garbage
- Season 20 Matt Damon, Chris Pratt, Of Monsters And Men
- Season 20 Ewan McGregor, Bailee Madison, Allen Stone
- Season 20 Albert Brooks, Kerry Washington, Willy Moon
- Season 20 Hugh Jackman, Maria Sharapova, J.D. McPherson
- Season 20 Bette Midler, Judd Apatow, Pentatonix
- Season 20 Megan Fox, Johnny Manziel, Colbie Caillat
- Season 20 Quentin Tarantino, LeAnn Rimes
- Season 20 Jamie Foxx, Carl Reiner, the winner of
- Season 20 Katherine Heigl, Marjorie Johnson, Johnny Mathis
- Season 20 Terry Bradshaw, Elle Fanning, Chris Mann
The Tonight Show with Jay Leno - Season 20 Episode 34 Megan Fox, Michel Hazanavicius, Mariachi El Bronx
5.40 63 minutes 
