Episode 1
Whitney Cummings, Nicole
Jan 3, 2012
Episode 2
Tracy Morgan, Rick & Corey Harrison, Shaggy
Jan 4, 2012
Episode 3
Michelle Williams, Josh Lucas, Chris Cornell
Jan 5, 2012
Episode 4
Glenn Close, Trevor Noah, Van Hunt
Jan 6, 2012
Episode 5
Janet Jackson, Larry the Cable Guy, Eli Young Band
Jan 9, 2012
Episode 6
Queen Latifah, Paul
Jan 10, 2012
Episode 7
Liam Neeson, Jack's Mannequin
Jan 11, 2012
Episode 8
Gerard Butler, Betty White
Jan 12, 2012
Episode 9
Tilda Swinton, Jennifer Hudson, Graffiti6
Jan 13, 2012
Episode 10
Sam Worthington, Sherri Shepherd, Adam Lambert
Jan 17, 2012
Episode 11
Jennifer Garner, Ross Matthews, Parachute
Jan 18, 2012
Episode 12
Wanda Sykes
Jan 19, 2012
Episode 13
Steven Tyler, Ryan Seacrest, Randy Jackson, Sarah Colonna
Jan 20, 2012
Episode 14
Madonna, Chris Colfer, Joe Perry
Jan 30, 2012
Episode 15
Michelle Obama, Mark Harmon, Imelda May
Jan 31, 2012
Episode 16
Daniel Radcliffe, Vanessa Hudgens, Evanescence
Feb 1, 2012
Episode 17
Drew Barrymore, Blake Shelton
Feb 2, 2012
Episode 18
Debra Messing, Jean Dujardin, Bush
Feb 3, 2012
Episode 19
Dwayne Johnson, Miranda Cosgrove, Cirque du Soleil
Feb 6, 2012
Episode 20
Chelsea Handler, Jon Huntsman, 2Cellos
Feb 7, 2012
Episode 21
Chris Pine, Lisa Lampanelli, Anthony Hamilton
Feb 8, 2012
Episode 22
Denzel Washington, Octavia Spencer, Estelle
Feb 9, 2012
Episode 23
Rachel McAdams, Cee-Lo Green
Feb 10, 2012
Episode 24
Jennifer Lopez, the Civil Wars
Feb 13, 2012
Episode 25
Tyler Perry, Alexandra Wentworth, the Cranberries
Feb 14, 2012
Episode 26
Bill Maher, Punch Brothers
Feb 15, 2012
Episode 27
Amanda Seyfried, Billy Gardell, Monica, Brandy
Feb 16, 2012
Episode 28
Christina Aguilera, Dave Salmoni, The Fray
Feb 17, 2012
Episode 29
Taylor Swift, Michael Clarke Duncan, Robert Randolph, Los Lobos, Chris Layton
Feb 20, 2012
Episode 30
Bill O'Reilly, Rob Riggle, Rumer
Feb 21, 2012
Episode 31
Tim Allen, Rocket City Rednecks
Feb 22, 2012
Episode 32
Meredith Vieira, Jackson Murphy
Feb 23, 2012
Episode 33
Jennifer Aniston, Adam Levine
Feb 24, 2012
Episode 34
Megan Fox, Michel Hazanavicius, Mariachi El Bronx
Feb 27, 2012
Episode 35
Rob Schneider, Khloe Kardashian Odom, Mona
Feb 28, 2012
Episode 36
Sen. John McCain, Elizabeth Olsen, Romeo Santos
Feb 29, 2012
Episode 37
Julianne Moore, Dr. Brady Barr, Chickenfoot
Mar 1, 2012
Episode 38
Emily Blunt, Geoff Stults, Scars on 45
Mar 2, 2012
Episode 39
Jessica Simpson, Adam Carolla, Soja
Mar 12, 2012
Episode 40
Jonah Hill, Bethenny Frankel, Shooter Jennings
Mar 13, 2012
Episode 41
Channing Tatum, Drew Brees, Meat Loaf
Mar 14, 2012
Episode 42
Kiefer Sutherland, Kathryn Hahn, Andy Grammer
Mar 15, 2012
Episode 43
Jimmy Fallon, 8-year-old presidential whiz kid H.L. McCullough, Toby Keith
Mar 16, 2012
Episode 44
Jamie Lee Curtis, Armie Hammer
Mar 19, 2012
Episode 45
Rep. Ron Paul, Frank Caliendo, the Wanted
Mar 20, 2012
Episode 46
Kim Kardashian
Mar 21, 2012
Episode 47
Arsenio Hall, Lily Collins
Mar 22, 2012
Episode 48
Christina Aguilera, Melanie Fiona featuring J. Cole
Mar 23, 2012
Episode 49
Elizabeth Banks, Carson Daly
Mar 26, 2012
Episode 50
The Pierces
Mar 27, 2012
Episode 51
Rainn Wilson, Debbie Gibson, Gavin DeGraw
Mar 28, 2012
Episode 52
Piers Morgan, Liam Hemsworth, Mat Kearney
Mar 29, 2012
Episode 53
Nicole Richie, Alan Jackson
Mar 30, 2012
Episode 54
Betty White, D.J. Pauly D
Apr 2, 2012
Episode 55
Maya Rudolph, Jason Biggs, Gym Class Heroes
Apr 3, 2012
Episode 56
David Gregory, Cee-Lo Green, Seal
Apr 4, 2012
Episode 57
Zac Efron, Jennie Garth, Grace Potter and the Nocturnals
Apr 5, 2012
Episode 58
Kristin Chenoweth, Julie Scardina, Rodrigo y Gabriela
Apr 6, 2012
Episode 59
Jane Lynch, Kevin Hart, Esperanza Spalding
Apr 9, 2012
Episode 60
Josh Hutcherson, Rachel Maddow, Eric Turner featuring Lupe Fiasco and Tinie Tempah
Apr 10, 2012
Episode 61
Albert Brooks, Austin
Apr 11, 2012
Episode 62
Blake Shelton, Chris Diamantopoulos, Feist
Apr 12, 2012
Episode 63
Jason Segel, Anna Faris, Far East Movement
Apr 13, 2012
Episode 64
Jesse Tyler Ferguson, Aubrey O'Day, Train
Apr 23, 2012
Episode 65
Jack Black, Daniel Holzman & Michael Chernow, Beirut
Apr 24, 2012
Episode 66
Adam Levine, Ziggy Marley
Apr 25, 2012
Episode 67
Diane Keaton, Natalie Coughlin, Moby
Apr 26, 2012
Episode 68
Mel Gibson, the Wanted
Apr 27, 2012
Episode 69
Steve Martin, Rashida Jones, Steve Martin & the Steep Canyon Rangers
Apr 30, 2012
Episode 70
Cameron Diaz, William Shatner, Lee Brice
May 1, 2012
Episode 71
Scarlett Johansson, Blake Shelton, K'Naan featuring Nelly Furtado
May 2, 2012
Episode 72
Robert Downey Jr., Katharine McPhee, Toast To Freedom
May 3, 2012
Episode 73
Kristen Stewart, James Morrison
May 4, 2012
Episode 74
Michelle Pfeiffer, Bear Grylls, Snow Patrol
May 7, 2012
Episode 75
Rick Santorum, Taylor Kitsch, B.o.B., O.A.R.
May 8, 2012
Episode 76
Garry Shandling, Alison Brie, the winner of 'The Voice'
May 9, 2012
Episode 77
Howie Mandel, Vinny Guadagnino, Sara Watkins
May 10, 2012
Episode 78
Jenna Fischer, Jay Mohr
May 11, 2012
Episode 79
Kourtney, Kim & Khloe Kardashian, Donny Deutsch, Karmin
May 14, 2012
Episode 80
Wanda Sykes, David Hasselhoff, Santana
May 15, 2012
Episode 81
Joel McHale, Jarod Miller, Bobby Brown
May 16, 2012
Episode 82
Hugh Laurie, Robert Griffin III
May 17, 2012
Episode 83
Sherri Shepherd, Julianne Hough, Tenacious D
May 18, 2012
Episode 84
Kevin Costner, Bailee Madison, Lisa Marie Presley
May 21, 2012
Episode 85
Josh Brolin, Ali Wentworth, Glenn Frey
May 22, 2012
Episode 86
Charlize Theron, Jeffrey Dean Morgan, Juanes
May 23, 2012
Episode 87
Glenn Close, the winner of American Idol, Nelly Furtado
May 24, 2012
Episode 88
Gen. Colin Powell, Greg Gadson, All American Rejects
May 25, 2012
Episode 89
Martin Short, Aubrey Plaza, Def Leppard
Jun 4, 2012
Episode 90
Emma Stone, Chris Hemsworth, Chris Robinson Brotherhood
Jun 5, 2012
Episode 91
Julia Louis-Dreyfus, the Beach Boys
Jun 6, 2012
Episode 92
Catherine Zeta-Jones, Louis Zamperini, Bret Michaels
Jun 7, 2012
Episode 93
Tom Cruise, skydivers Felix Baumgartner & Joe Kittinger, Kool & the Gang
Jun 8, 2012
Episode 94
Elizabeth Banks, Dan Patrick, Brandi Carlisle
Jun 11, 2012
Episode 95
Patrick Duffy, Linda Grey, Larry Hagman, Meghan McCain, Meiko
Jun 12, 2012
Episode 96
Terry Bradshaw, Ernie Brown Jr., Neal James, Rachel Bradshaw
Jun 13, 2012
Episode 97
Penelope Cruz, Rick Harrison, We Are Augustines
Jun 14, 2012
Episode 98
Salma Hayek, Adam Brody, Olly Murs
Jun 15, 2012
Episode 99
Steve Carell, Cory Booker, Glen Hansard
Jun 18, 2012
Episode 100
Matthew McConaughey, Natasha Leggero, Grouplove
Jun 19, 2012
Episode 101
Andy Samberg, Seth MacFarlane, Joe Henry featuring Lisa Hannigan
Jun 20, 2012
Episode 102
Katy Perry, Needtobreathe
Jun 21, 2012
Episode 103
Chris Pine, Rachael Ray, Everclear
Jun 22, 2012
Episode 104
Louis C.K., Lolo Jones, Delta Rae
Jun 25, 2012
Episode 105
Matt LeBlanc, Sig Hansen & Keith Colburn, Robin Thicke
Jun 26, 2012
Episode 106
Mila Kunis, Jim Norton, Justin Bieber
Jun 27, 2012
Episode 107
Tyler Perry, Rhys Ifans, Keane
Jun 28, 2012
Episode 108
Andrew Garfield, Of Monsters And Men
Jun 29, 2012
Episode 109
Wanda Sykes, Rob Riggle, Kimbra
Jul 9, 2012
Episode 110
Zachary Levi, B.o.B.
Jul 10, 2012
Episode 111
Morgan Freeman,
Jul 11, 2012
Episode 112
Denis Leary, Olivia Munn, Kenny Chesney
Jul 12, 2012
Episode 113
Dana Carvey, Nicki Minaj
Jul 13, 2012
Episode 114
Charlie Sheen
Jul 16, 2012
Episode 115
Kate Beckinsale, Adam Carolla
Jul 17, 2012
Episode 116
Newt Gingrich, Nicole
Jul 18, 2012
Episode 117
Rachel Weisz, Aaron Paul
Jul 19, 2012
Episode 118
Ben Stiller, Rose Byrne, Missy Higgins
Jul 20, 2012
Episode 119
Vince Vaughn, Travis Pastrana, Aretha Franklin
Jul 23, 2012
Episode 120
Colin Farrell, Jenni
Jul 24, 2012
Episode 121
Jessica Biel, Kevin Smith, the Lumineers
Jul 25, 2012
Episode 122
Julie Scardina, Dwyane Wade, MoZella
Jul 26, 2012
Episode 123
Jeremy Renner, Betty White, Joss Stone
Jul 27, 2012
Episode 124
Michelle Obama, Norah Jones
Aug 13, 2012
Episode 125
Kelsey Grammer, Jordan Burroughs, Ryan Star
Aug 14, 2012
Episode 126
Sylvester Stallone, Missy Franklin, Dwight Yoakam
Aug 15, 2012
Episode 127
Kristen Bell, Ryan Lochte, Regina Spektor
Aug 16, 2012
Episode 128
Jason Statham, Allyson Felix, the Offspring
Aug 17, 2012
Episode 129
Maya Rudolph, Jeff Foxworthy, Morning Parade
Aug 20, 2012
Episode 130
Shia LaBeouf, Jean-Claude Van Damme, fun.
Aug 21, 2012
Episode 131
Katie Couric, Dax Shepard, Emeli Sande
Aug 22, 2012
Episode 132
Kirsten Dunst, Chris Matthews, Smashing Pumpkins
Aug 23, 2012
Episode 133
Howie Mandel, Alejandro Escovedo
Aug 24, 2012
Episode 134
Dennis Miller, Joshua Radin
Aug 27, 2012
Episode 135
Owl City with Carly Rae Jepsen
Aug 28, 2012
Episode 136
Bill Maher, Tristan Prettyman
Aug 29, 2012
Episode 137
Savannah Guthrie, Dolph Lundgren
Aug 30, 2012
Episode 138
Lauren Graham, Dan Patrick
Aug 31, 2012
Episode 139
Kevin Hart, Rep. Ron Paul, Robert Cray
Sep 4, 2012
Episode 140
Adam Levine, Magic Johnson, Grace Potter
Sep 5, 2012
Episode 141
Ellen DeGeneres, Josh Lucas, Billy Ray Cyrus
Sep 6, 2012
Episode 142
Matthew Perry, Meghan McCain, OneRepublic
Sep 7, 2012
Episode 143
Richard Gere, Anthony Robles, Rascal Flatts
Sep 17, 2012
Episode 144
Justin Timberlake, Steve Nash, Ryan Bingham
Sep 18, 2012
Episode 145
Amy Poehler, Joe Scarborough, Big & Rich
Sep 19, 2012
Episode 146
Viola Davis, Paul Wesley, Bonnie Raitt
Sep 20, 2012
Episode 147
Zooey Deschanel, Anthony Anderson, ZZ Top
Sep 21, 2012
Episode 148
David Spade, Giancarlo Esposito, Rebecca Ferguson
Sep 24, 2012
Episode 149
Ann Romney, Seth MacFarlane, Bettye LaVette
Sep 25, 2012
Episode 150
Kirstie Alley, Mike
Sep 26, 2012
Episode 151
Liam Neeson, Lisa Lampanelli, the Gaslight Anthem
Sep 27, 2012
Episode 152
Christina Aguilera, Sherri Shepherd, the Piano Guys
Sep 28, 2012
Episode 153
Bryan Cranston, Rebel Wilson, Cher Lloyd
Oct 1, 2012
Episode 154
Carol Burnett, Armie Hammer, Lang Lang
Oct 2, 2012
Episode 155
Christina Applegate, Apolo Anton Ohno
Oct 3, 2012
Episode 156
Ben Affleck, Octavia Spencer, Neon Trees
Oct 4, 2012
Episode 157
Colin Farrell, Medal of Honor recipient Dakota Meyer, the Hives
Oct 5, 2012
Episode 158
Arnold Schwarzenegger, Bubba Watson, the Wallflowers
Oct 8, 2012
Episode 159
Tyler Perry, Oscar Pistorius, Plain White T's
Oct 9, 2012
Episode 160
Chelsea Handler, Placido Domingo
Oct 10, 2012
Episode 161
Terry Bradshaw, Mark Kelly, Grizzly Bear
Oct 11, 2012
Episode 162
Whitney Cummings, Rove McManus, the Script
Oct 12, 2012
Episode 163
Halle Berry, Ali Wentworth, Gary Clark Jr.
Oct 22, 2012
Episode 164
Denzel Washington, Richard Engel, M. Ward
Oct 23, 2012
Episode 165
President Barack Obama, No Doubt
Oct 24, 2012
Episode 166
Russell Brand, Jane Lynch
Oct 25, 2012
Episode 167
Sarah Silverman, Paula Deen
Oct 26, 2012
Episode 168
Simon Cowell, Britney Spears, Billy Gardell, Two Door Cinema Club
Oct 29, 2012
Episode 169
John C. Reilly, Jenni
Oct 30, 2012
Episode 170
Taylor Lautner, Lior Suchard, Macy Gray
Oct 31, 2012
Episode 171
Jamie Lee Curtis, Maggie Elizabeth Jones, ZZ Ward
Nov 1, 2012
Episode 172
Marion Cotillard, Olate Dogs
Nov 2, 2012
Episode 173
Kristen Stewart, Dax Shepard, Kip Moore
Nov 5, 2012
Episode 174
Daniel Craig, Dave Salmoni, Diamond Rings
Nov 7, 2012
Episode 175
Sally Field, Chris Matthews, Lord Huron
Nov 8, 2012
Episode 176
Meredith Vieira & Richard Cohen, Christina Perri
Nov 9, 2012
Episode 177
Lea Michele, Nev Schulman, Toby Keith
Nov 12, 2012
Episode 178
Keira Knightley, Whitney Cummings, Gin Wigmore
Nov 13, 2012
Episode 179
Helen Hunt, Paul
Nov 14, 2012
Episode 180
Tim Allen, Nolan Gould, Switchfoot
Nov 15, 2012
Episode 181
Chris Matthews, the Mowgli's
Nov 16, 2012
Episode 182
Jennifer Lawrence, Phil & Willie Robertson, Andy Grammer
Nov 19, 2012
Oscar-nominated actress Jennifer Lawrence; from “Duck Dynasty”, Phil & Willie Robertson; music from Andy Grammer.
Episode 183
Lindsay Lohan, David Gregory, Wanda Jackson
Nov 20, 2012
Episode 184
Joseph Gordon-Levitt, Kris Jenner, Dan Cummings
Nov 21, 2012
Episode 185
Bradley Cooper, Natasha Leggero, PSY
Nov 22, 2012
Episode 186
Jim Parsons, Maggie Elizabeth Jones, Delta Rae
Nov 26, 2012
Episode 187
Julie Bowen,
Nov 27, 2012
Episode 188
Wanda Sykes, Blake Shelton
Nov 28, 2012
Episode 189
Newt Gingrich, Ron Shirley, Grouplove
Nov 29, 2012
Episode 190
Marisa Tomei, Carson Daly, Il Volo
Nov 30, 2012
Episode 191
Gerard Butler, Olivia Munn, the Polyphonic Spree
Dec 3, 2012
Episode 192
Khloe Kardashian Odom, Adam Carolla, Matisyahu
Dec 4, 2012
Episode 193
Don Johnson, Julie Scardina, Darius Rucker
Dec 5, 2012
Episode 194
Bill O'Reilly, Krysten Ritter, Paloma Faith
Dec 6, 2012
Episode 195
Leslie Mann, Jim Rome, Garbage
Dec 7, 2012
Episode 196
Matt Damon, Chris Pratt, Of Monsters And Men
Dec 10, 2012
Episode 197
Ewan McGregor, Bailee Madison, Allen Stone
Dec 11, 2012
Episode 198
Albert Brooks, Kerry Washington, Willy Moon
Dec 12, 2012
Episode 199
Hugh Jackman, Maria Sharapova, J.D. McPherson
Dec 13, 2012
From "Les Misérables", Actor Hugh Jackman; magician Justin Willman; music act JD McPherson. Maria Sharapova preempted.
Episode 200
Bette Midler, Judd Apatow, Pentatonix
Dec 14, 2012
Episode 201
Megan Fox, Johnny Manziel, Colbie Caillat
Dec 17, 2012
Episode 202
Quentin Tarantino, LeAnn Rimes
Dec 18, 2012
Episode 203
Jamie Foxx, Carl Reiner, the winner of
Dec 19, 2012
Episode 204
Katherine Heigl, Marjorie Johnson, Johnny Mathis
Dec 20, 2012
Episode 205
Terry Bradshaw, Elle Fanning, Chris Mann
Dec 21, 2012
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