Episode 1
Seth Rogen, Lea Michele and musical guest Jack White
Episode 2
Tom Hanks, Jack McBrayer and musical guest Soundgarden
Episode 3
Jon Hamm, Charlyne Yi and musical guest Fistful of Mercy
Episode 4
Michael Cera, Julie Bowen and comedian Jon Dore
Episode 5
LL Cool J, B.J. Novak and musical guest Sharon Jones & The Dap-Kings
Episode 6
Harrison Ford, Rosario Dawson and comedian Reggie Watts
Episode 7
Russell Brand, Susan Casey and musical guest The 88
Episode 8
Jesse Eisenberg, Venus Williams and musical guest The Decemberists
Episode 9
Christina Aguilera, Zachary Levi
Episode 10
Christina Applegate, Patton Oswalt and musical guest Maroon 5
Episode 11
Eva Mendes, Bob Saget and musical guest Neon Trees
Episode 12
Jim Parsons, Marisa Miller and comedian Brendon Walsh
Episode 13
George Lopez, Chris Colfer and musical guest Scott Mescudi
Episode 14
Charles Barkley, Dr Drew Pinksy and comedian Bo Burnham
Episode 15
Joel McHale, Tim Gunn and musical guest Cake
Episode 16
Kim, Kourtney and Khloe Kardashian, Kevin Nealon and musical guest Deerhunter
Episode 17
Nicole Kidman, Charlie Day and musical guest Lauren Pritchard
Episode 18
Rainn Wilson, Roberta Mancino and musical guest Christina Perri
Episode 19
Ray Romano, Arianna Huffington
Episode 20
Sarah Silverman, Michio Kaku and musical guest She & Him
Episode 21
Gwyneth Paltrow, T.J. Miller and musical guest Jimmy Eat World
Episode 22
Seth Green, Tim Meadows and musical guest Broken Bells
Episode 23
Amy Adams, Roger Waters and musical guest Edward Sharpe & The Magnetic Zeros
Episode 24
Mark Wahlberg, Charles Phoenix and musical guest Jenny & Johhny
Episode 25
Aaron Eckhart, Mary Lynn Rajskub and musical guest Beach House
Episode 26
Kevin Spacey, Kristen Schaal and musical guest Los Lobos
Episode 27
Jack Black, Erika Nelson and musical guest Jimmie Vaughan
Episode 28
Jason Segel, Shane Smith and comedian Reggie Watts
Episode 29
Adam Sandler, Donald Glover and musical guest Guster
Episode 30
Javier Bardem, Rashida Jones and musical guest Steel Train
Episode 31
Denis Leary, Ice Cube and comedian Tim Minchin
Episode 32
Ricky Gervais, Kaitlin Olson and musical guest Cheap Trick
Episode 33
Cameron Diaz, Dax Shepard and musical guest My Chemical Romance
Episode 34
Jennifer Garner, Gabriel Iglesias and musical guest Social Distortion
Episode 35
Natalie Portman, Chris Pratt and musical guest Keyshia Cole
Episode 36
William H Macy, Marc Maron and musical guest Aloe Blacc
Episode 37
Larry King, Shaun White and musical guest Iron and Wine
Episode 38
Steven Ho, Patton Oswalt and musical guest Wanda Jackson
Episode 39
Jon Cryer, Nick Thune and musical guest Motorhead
Episode 40
Jane Lynch, Joe Buck and musical guest The Ghost of a Saber Tooth Tiger
Episode 41
Amy Poehler, Tim and Eric and musical guest Randy Rogers Band
Episode 42
Jennifer Aniston, Nick Offerman and musical guest Peter Bjorn and John
Episode 43
Kobe Bryant, Camilla Belle and comedian Jamie Kilstein
Episode 44
Lisa Kudrow, Mike O'Malley and musical guest Interpol
Episode 45
Jeff Bridges, Nick Swardson and musical guest Far East Movement
Episode 46
Craig Ferguson, Kevin Hart and musical guest Red
Episode 47
Curtis '50 Cent' Jackson, Chris Elliott and musical guest Ray LaMontagne
Episode 48
Seth MacFarlane, Brooklyn Decker and comedian Dana Gould
Episode 49
Justin Bieber, Claire Smith and musical guest The Black Keys
Episode 50
Dr Phil McGraw, Ginnifer Goodwin and a parkour performance by Jump City: Seattle
Episode 51
Martin Lawrence, Fred Armisen and comedian Reggie Watts
Episode 52
Martin Short, Chris Bosh and musical guest Nicole Atkins
Episode 53
Ed Helms, Carmelo Anthony and musical guest Chromeo
Episode 54
Matthew Perry, Mike Sorrentino and musical guest Jason Aldean
Episode 55
Jason Sudeikis, Brandon T. Jackson and musical guest G-Love
Episode 56
Cory Monteith, Stephen Merchant and comedian Kumal Nanjiani
Episode 57
Marisa Tomei, Harland Williams and musical guest Fitz & The Tantrums
Episode 58
Piers Morgan, Emmy Rossum and comedian Nick Griffin
Episode 59
Chelsea Handler, Anthony Mackie and musical guest Mavis Staples
Episode 60
Emily Blunt, Martha Stewart and musical guest Taio Cruz
Episode 61
Seth Green, Mike Tyson and musical guest Travis Barker
Episode 62
Nigel Marven, Gary Oldman and musical guest Drive-by Truckers
Episode 63
Pee-Wee Herman, Edmund Morris and comedian Shane Mauss
Episode 64
Seth Rogen, Brittany Snow and musical guest Lykke Li
Episode 65
Sarah Silverman, Biz Stone and comedian Pete Holmes
Episode 66
Eric Stonestreet, Sarah Chalke and musical guest Teddy Thompson
Episode 67
Vanessa Hudgens, Mike Mizanin and musical guest Grace Potter
Episode 68
Jake Gyllenhaal, Randy Jackson and musical guest Panic! at the Disco
Episode 69
Paul Giamatti, Olivia Munn and musical guest Little Big Town
Episode 70
Greg Kinnear, Steve Schirripa and comedian Mo Mandel
Episode 71
Johnny Knoxville, Kaley Cuoco and musical guest Thompson Square
Episode 72
Russell Brand, Kloe Kardashian and comedian Roy Wood Jr
Episode 73
Tracy Morgan, Charlyne Yi and musical guest Infantree
Episode 74
Danny McBride, Jeremy Wade and musical guest OneRepublic
Episode 75
Jack McBrayer, Colin Quinn and musical guest Hanson
Episode 76
Chris O Donnell, Lil' John and musical guest PJ Harvey
Episode 77
Gordon Ramsay, Hayden Panettiere and comedian Ryan Stout
Episode 78
Dax Shepard, Anthony Anderson and musical guest The Kills
Episode 79
Matthew Morrison, Alexis Bledel and musical guest Queens of the Stone Age
Episode 80
Emma Roberts, Damon Wayans Jr and musical guest Scala & Kolacny Brothers
Episode 81
Tina Fey, Dr. Sanjay Gupta and musical guest Plan B
Episode 82
Tyler Perry, Morgan Spurlock and musical guest The Strokes
Episode 83
Reese Witherspoon, Joseph Gordon-Levitt and musical guest The Head and the Heart
Episode 84
Will Ferrell, Paul Bettany and musical guest James Blunt
Episode 85
Steve Martin, Atticus Shaffer
Episode 86
Eva Mendes, Dan Dunn and musical guest The Belle Brigade
Episode 87
John Krasinski, Blake Griffin and comedian Ian Edwards
Episode 88
Demetri Martin, Kat Dennings and musical guest Amos Lee
Episode 89
Zach Braff, Judd Apatow and comedian Al Madrigal
Episode 90
Jon Hamm, Miranda Kerr and musical guest Ke$ha
Episode 91
Magic Johnson, Maggie Q and comedian Jen Kirkman
Episode 92
Zach Galifianakis, Sig Hansen and musical guest Raphael Saadiq
Episode 93
Norm Macdonald, Todd Phillips and musical guest The Joy Formidable
Episode 94
Bradley Cooper, Chris O'Dowd and comedian Jimmy Carr
Episode 95
Ken Jeong, Rebel Wilson and musical guest Yeasayer
Episode 96
Topher Grace, Melissa McCarthy and musical guest Beardyman
Episode 97
Dave Salmoni, Kevin Nealon and musical guest Ben Harper
Episode 98
Dana Carvey, Mike Zohn and Evan Michelson and musical guest Tinie Tempah
Episode 99
Ice-T, Breckin Meyer and musical guest Flogging Molly
Episode 100
Flavor Flav, Curtis Stone and comedian Tim Minchin
Episode 101
Steven Ho, Peter Sarsgaard and musical guest Death Cab for Cutie
Episode 102
George Lopez, Gary Dell'abate and musical guest Jessie and the Toyboys
Episode 103
Noah Wyle, Riley Griffiths and comedian Anthony Jeselnik
Episode 104
Jeff Garlin, Sarah Vowell and musical guest The Airborne Toxic Event
Episode 105
Tom Arnold, Mike Birbiglia and musical guest Redlight King
Episode 106
Ryan Reynolds, Simon Pegg and comedian Kyle Kinane
Episode 107
Neil Patrick Harris, Emily Mortimer and comedian Tom Segura
Episode 108
Larry the Cable Guy, Cat Deeley and comedian Reggie Watts
Episode 109
Gabourey Sidibe, Rob Corddry and musical guest Alison Krauss & Union Station
Episode 110
Adam Levine, Nick Kroll and musical guest My Morning Jacket
Episode 111
Jason Sudeikis, D.J. Qualls and musical guest Ke$ha
Episode 112
Elijah Wood, Leslie Bibb and musical guest Gillian Welch
Episode 113
Liv Tyler, Mark-Paul Gosselaar and comedian Jon Dore
Episode 114
Tom Hanks, Myron Nixon
Episode 115
Bryan Cranston, Chris Hardwick and musical guest Edward Sharpe and the Magnetic Zeros
Episode 116
Seth Green, Marc Maron and musical guest Tedeschi Trucks Band
Episode 117
Justin Timberlake, Jon Ronson and comedian Myq Kaplan
Episode 118
Lisa Kudrow, Rhett & Link and comedian Nate Bargatze
Episode 119
Emma Stone, Jon Benjamin and musical guest K.T. Tunstall
Episode 120
Adrian Grenier, Tom Felton and comedian Steve Byrne
Episode 121
Kevin Connolly, Jeff Lewis and musical guest Funeral Party
Episode 122
Jon Favreau, Jayma Mays and musical guest Brett Dennen
Episode 123
Harrison Ford, Marisa Miller and musical guest Pitbull
Episode 124
Shaquille O'Neal, Brian Posehn and musical guest Seether
Episode 125
Olivia Wilde, Novak Djokovic and comedian Russell Howard
Episode 126
Jason Bateman, Noah Ringer and comedian Ron Funches
Episode 127
Piers Morgan, J.B. Smoove and musical guest Imelda May
Episode 128
James Franco, Nick Swardson
Episode 129
Aziz Ansari, Mike Sorrentino and comedian Nate Bargatze
Episode 130
Denis Leary, Sheamus O'Shaunessy and musical guest Keb' Mo'
Episode 131
Kathy Griffin, Christopher Mintz-Plasse and musical guest Trombone Shorty and Orleans Avenue
Episode 132
Anne Hathaway, Jason Momoa and comedian Sean O'Connor
Episode 133
Paul Rudd, Jessica Chastain and musical guest Vanessa Carlton
Episode 134
Louis C.K., Jim Sturgess and comedian Hugh Moore
Episode 135
Kevin Nealon, Aubrey Plaza and musical guest Lindsey Buckingham
Episode 136
Don Johnson, Busy Phillips and musical guest Band of Horses
Episode 137
Charlie Day and musical guest Foo Fighters
Episode 138
Howie Mandel, Floyd Mayweather and musical guest Alexander
Episode 139
Roseanne Barr, Pauly Del Vecchio and comedian Baron Vaughn
Episode 140
Tyra Banks, Glenn Howerton and comedians The Sklar Brothers
Episode 141
Ashton Kutcher, Jeb Corliss and musical guest Foo Fighters
Episode 142
Ryan Gosling, Nicole Scherzinger and comedian Tig Notaro
Episode 143
Simon Baker, Bryce Dallas Howard and comedian Maria Bamford
Episode 144
Jim Parsons, Chris Pratt and musical guest Grouplove
Episode 145
Jonah Hill, John Noble
Episode 146
Taylor Lautner, Kevin Hart and comedian Neal Brennan
Episode 147
Marisa Tomei, Carey Wilson and comedian Joe Mande
Episode 148
Seth Rogen, Scott Mescudi and musical guest Daryl Hall
Episode 149
Patton Oswalt, Ruth England & Mykel Hawke and musical guest Portugal. The Man
Episode 150
Ty Burrell, Jillian Michaels and musical guest Ryan Adams
Episode 151
Will Arnett, Deepak Chopra and comedian Brent Weinbach
Episode 152
Steven Ho, Michael C. Hall and comedian Gary Gulman
Episode 153
Sarah Michelle Gellar, Simon Helberg and musical guest Dropkick Murphys
Episode 154
Kaley Cuoco, Dr. Drew Pinsky and musical guest Mayer Hawthorne
Episode 155
Ray Liotta, Jose Andres and comedian Tommy Johnagin
Episode 156
Tom Selleck, Julianne Hough and musical guest All Time Low
Episode 157
Jesse Tyler Ferguson, Steve Harvey and comedian Amy Schumer
Episode 158
Chris Colfer, Charlyne Yi and comedian Matt Braunger
Episode 159
Zach Galifianakis, Aaron Paul and musical guest Switchfoot
Episode 160
Jane Lynch, Paul Scheer and musical guest Allen Stone
Episode 161
Hugh Laurie, Kari Byron and comedian T.J. Miller
Episode 162
New York City - Jimmy Fallon and comedian Reggie Watts
Episode 163
New York City - Hugh Jackman and musical guest Cobra Starship
Episode 164
New York City - Matthew Broderick and musical guest Paul Simon
Episode 165
New York City - Louis C.K. and Triumph the Insult Comic Dog