21x1 - Kevin Hart, Betty White, Dwight Yoakam

January 2, 2013

21x2 - Arnold Schwarzenegger, Chumlee & Rick Harrison, Ziggy Marley

January 3, 2013

21x3 - Courteney Cox, Joy Behar, Youngblood Hawke

January 4, 2013

21x4 - Bill Maher, Nicole

January 7, 2013

21x5 - Emma Stone, Josh Gad, the Whigs

January 8, 2013

21x6 - Big Bad Voodoo Daddy

January 9, 2013

21x7 - Ryan Seacrest, Keith Urban, Randy Jackson, Anthony Jeselnik, For King and Country

January 10, 2013

21x8 - Ben Affleck, Kristen Bell, Rodriguez

January 11, 2013

21x9 - Nicki Minaj, Billy Connolly, The Saturdays

January 14, 2013

21x10 - Jessica Simpson, D.L. Hughley, Vintage Trouble

January 15, 2013

21x11 - Mark Wahlberg, Ali Wentworth, JJamz

January 16, 2013

21x12 - Naomi Watts, Richard Engel, Train

January 17, 2013

21x13 - Chris Tucker, Bob Costas, Big Boi

January 18, 2013

21x14 - Sally Field, Michael Kosta, Lord Huron

January 21, 2013

21x15 - Dana Carvey, Emmy Rossum, Ben Harper with Charlie Musselwhite

January 22, 2013

21x16 - Heidi Klum, Seann Willam Scott, Gary Allan

January 23, 2013

21x17 - Dustin Hoffman, Kenny Loggins and Blue Sky Riders

January 24, 2013

21x18 - Robert DeNiro

January 25, 2013

21x19 - Catherine Zeta-Jones, Donny Deutsch, Lady Antebellum

January 28, 2013

21x20 - Whitney Cummings, Jackie Weaver, Aaron Neville

January 29, 2013

21x21 - Charlie Sheen, Holly Williams

January 30, 2013

21x22 - Piers Morgan, Quvenzhane Wallis, Benh Zeitlin, Lisa Loeb

January 31, 2013

21x23 - Wanda Sykes, Branford Marsalis

February 1, 2013

21x24 - Hugh Jackman, Jessica Chastain, Michael Bolton

February 4, 2013

21x25 - Josh Duhamel, Kathryn Bigelow, Lianne La Havas

February 5, 2013

21x26 - Tim McGraw, Bar Refaeli

February 6, 2013

21x27 - Amy Adams, Adam Carolla, Hunter Hayes

February 7, 2013

21x28 - Seth MacFarlane, Jenna Elfman, Norah Jones

February 8, 2013

21x29 - James Spader, Lior Suchard, Far East Movement

February 11, 2013

21x30 - Charles Barkley, Bob Fisher, Jewel

February 12, 2013

21x31 - Anne Hathaway, Lester Holt, Eli Young Band

February 13, 2013

21x32 - Jarod Miller, Timothy Olyphant, Colbie Caillat & Gavin DeGraw

February 14, 2013

21x33 - Kathy Griffin, David Feherty, FM Radio

February 15, 2013

21x34 - Kevin Bacon, Dennis Rodman, Kevin Eubanks

February 18, 2013

21x35 - Robin Wright, Josh Gad, Bonnie Raitt

February 19, 2013

21x36 - Chelsea Handler, Edythe Kirchmaier, Sky Blu

February 20, 2013

21x37 - Arsenio Hall, Tristan Prettyman

February 21, 2013

21x38 - Meredith Vieira, Richard Roeper, thenewno2

February 22, 2013

21x39 - Russell Crowe, Eli Roth, Robert Randolph with the Slide Brothers

February 25, 2013

21x40 - Colin Farrell, Joey King, Boz Scaggs

February 26, 2013

21x41 - David Duchovny, J.B. Smoove, Father John Misty

February 27, 2013

21x42 - Steve Carell, Joey King, Shooter Jennings

February 28, 2013

21x43 - Bill O'Reilly, Abigail Breslin, the Mavericks

March 1, 2013

21x44 - Halle Berry, Rachel Maddow, Ashley Monroe

March 11, 2013

21x45 - Olivia Wilde, Nick Offerman, Buddy Guy and The Experience Hendrix All-Star Band

March 12, 2013

21x46 - Jerry Seinfeld, Mark Cuban, Jose James

March 13, 2013

21x47 - James Franco, Jay Mohr, Owl City with Yuna

March 14, 2013

21x48 - Craig Ferguson, Vera Farmiga, Harper Simon

March 15, 2013

21x49 - Morgan Freeman, Olympic wrestlers Rulon Gardner & Henry Cejuda, The James Hunter Six

March 18, 2013

21x50 - Jenna Fischer, Dennis Rodman, Black Prairie

March 19, 2013

21x51 - Vanessa Hudgens, Chris O'Dowd, Gary Clark Jr.

March 20, 2013

21x52 - Dwayne Johnson, Chris Paul, Atlas Genius

March 21, 2013

21x53 - Don Cheadle, Louie Anderson, Wiz Khalifa feat. Akon

March 22, 2013

21x54 - Gerard Butler, Keegan-Michael Key & Jordan Peele, Crystal Bowersox

March 25, 2013

21x55 - Keith Urban, Paula Deen, Django Django

March 26, 2013

21x56 - Kristin Chenoweth, magician Justin Willman, Josh Groban

March 27, 2013

21x57 - Kim Kardashian, Willie Geist, Imagine Dragons

March 28, 2013

21x58 - Matthew Perry, Kristen Schaal, The Goo Goo Dolls

April 1, 2013

21x59 - Blake Shelton, Jim Rome

April 2, 2013

21x60 - Rosario Dawson, Max Greenfield, Gloriana

April 3, 2013

21x61 - Eva Longoria, Terry Crews, Cavalia's Odysseo

April 4, 2013

21x62 - Demetri Martin, animal trainer Julie Scardina, Gin Wigmore

April 5, 2013

21x63 - Julia Louis-Dreyfus, Anthony Jeselnik, Vintage Trouble

April 8, 2013

21x64 - Rebel Wilson, Jackson Galaxy, Hanson

April 9, 2013

21x65 - Charlie Sheen, coach Andy Enfield, Brad Paisley

April 10, 2013

21x66 - LL Cool J, Andy Cohen, Tegan and Sara

April 11, 2013

21x67 - Adam Levine, Cyndi Lauper, The Airborne Toxic Event

April 12, 2013

21x68 - Diane Keaton, Trevor Moore, Jake Bugg

April 22, 2013

21x69 - Carol Burnett, Stephen Amell, Plain White T's

April 23, 2013

21x70 - Emily Blunt, Tom Cruise, Black Rebel Motorcycle Club

April 24, 2013

21x71 - Gwyneth Paltrow, JB Smoove, Billy Ray Cyrus

April 25, 2013

21x72 - Robert Downey Jr., Avril Lavigne

April 26, 2013

21x73 - Ben Kingsley, Larry the Cable Guy, The Band Perry

April 29, 2013

21x74 - Cher & Georgia Holt, Dov Davidoff, Florida Georgia Line

April 30, 2013

21x75 - Kathy Griffin, Eli Roth, Cheap Trick

May 1, 2013

21x76 - Matt Lauer, Awolnation

May 2, 2013

21x77 - Chris Evans, Kevin Smith

May 3, 2013

21x78 - Magic Johnson, Savannah Guthrie, Fall Out Boy

May 6, 2013

21x79 - Connie Sawyer, Patty Griffin

May 7, 2013

21x80 - Ken Jeong, Emeli Sandé

May 8, 2013

21x81 - Shakira, Marc Maron, Tom Jones

May 9, 2013

21x82 - Aaron Eckhart, Sherri Shepherd, 98 Degrees

May 10, 2013

21x83 - Miranda Lambert, Ross Mathews, Pistol Annies

May 13, 2013

21x84 - Wanda Sykes, Martha Stewart, Drop City Yacht Club

May 14, 2013

21x85 - Usher, Nick Offerman, Pyyramids

May 15, 2013

21x86 - Adam Sandler, Phil Jackson, Family of the Year

May 16, 2013

21x87 - Mitt Romney, “American Idol” winner Candice Glover

May 17, 2013

21x88 - Bradley Cooper, Heidi Klum, The-Dream with Kelly Rowland

May 20, 2013

Episode #21.88 is the Season 21, Episode 88 of The Tonight Show with Jay Leno TV series.

21x89 - Eric Stonestreet, Jeremy Wade, Thompson Square

May 21, 2013

21x90 - Vin Diesel, Jeff Foxworthy, The Lone Bellow

May 22, 2013

21x91 - Tyler Perry, Isla Fisher, Shout Out Louds

May 23, 2013

21x92 - Howie Mandel, Sal Basille & Francis Garcia, Sigur Rós

May 24, 2013

21x93 - Vince Vaughn, Kenny Smith, Scotty McCreery

June 3, 2013

21x94 - Owen Wilson, Wayde King & Brett Raymer, LeAnn Rimes

June 4, 2013

21x95 - Danny McBride, Khloe Kardashian Odom, The Wanted

June 5, 2013

21x96 - Henry Cavill, Jessica Buchanan & Erik Landemalm, She & Him

June 6, 2013

21x97 - Russell Crowe, Andrea Bocelli

June 7, 2013

21x98 - Kevin Bacon, Mel B, Bad Company

June 10, 2013

21x99 - Jamie Foxx, Jimmy Connors, Matthew Morrison

June 11, 2013

21x100 - Kevin Hart, Jeremy Scahill, Trace Adkins & Colbie Caillat

June 12, 2013