Episode: 1 Will Smith, U2 Episode: 2 Jerry Seinfeld, Kristen Wiig, Lady Gaga Episode: 3 Bradley Cooper, Tim McGraw Episode: 4 Michelle Obama, Will Ferrell, Arcade Fire Episode: 5 Justin Timberlake Episode: 6 Reese Witherspoon, Fred Armisen, Rick Ross Episode: 7 Paul Rudd, Shaquille O'Neal Episode: 8 Drew Barrymore, Adam Sandler, Dierks Bentley Episode: 9 Denzel Washington, Shaun White, Sara Bareilles Episode: 10 Cameron Diaz, Ralph Fiennes, Mario Batali Episode: 11 Tina Fey, Randy Newman Episode: 12 Chelsea Handler, Lea Michele Episode: 13 Annette Bening, Norman Reedus, The Avett Brothers Episode: 14 Liam Neeson, Lindsay Lohan, Billy Eichner, Bad Things Episode: 15 Stephen Colbert, Keri Russell, Broken Bells Episode: 16 Kristen Bell, Steve Harvey, Demi Lovato Episode: 17 Tyler Perry, Billy Eichner, Juanes Episode: 18 Shailene Woodley, Artie Lange, Beck Episode: 19 Julianna Margulies, Patton Oswalt, Nate Bargatze Episode: 20 James Franco, Andy Cohen, Jake Bugg Episode: 21 James Spader, Kermit the Frog, Black 47 Episode: 22 Lena Dunham, Hugh Dancy, Foster the People Episode: 23 Greg Kinnear, Emilia Clarke, Natasha Leggero Episode: 24 Billy Joel, Chelsea Clinton Episode: 25 Kevin Bacon, Jeff Musial, Ty Dolla $ign, Ann Wilson Episode: 26 Arnold Schwarzenegger, Carson Daly, Vampire Weekend Episode: 27 Jude Law, Shakira Episode: 28 Bill Cosby, Joby Ogwyn, Nathan East Episode: 29 Russell Crowe, Joan Rivers, The National Episode: 30 January Jones, Josh Holloway, Passenger Episode: 31 Chris Evans, Ricky Jay Episode: 32 Samuel L. Jackson, Minnie Driver, Pitbull Episode: 33 Denis Leary, Cat Deeley, Nickel Creek Episode: 34 Daniel Radcliffe, Cedric the Entertainer, Travie McCoy Episode: 35 Bill O'Reilly, Anthony Mackie, Sky Ferreira Episode: 36 Colin Firth, Chloë Grace Moretz, Nas featuring Q-Tip, John Oates Episode: 37 Anne Hathaway, Marlon Wayans, Yusuf Islam Episode: 38 Jennifer Garner, Dave Grohl, Krist Novoselic, Stevie Nicks Episode: 39 Kevin Costner, Danica McKellar, Alan Cumming and the Broadway cast of ‘Cabaret’, Philip Bailey Episode: 40 Nicolas Cage, Emily VanCamp, KISS Episode: 41 Brian Williams, Christina Hendricks, Ilan Hall Episode: 42 David Duchovny, John Oliver, Rita Ora Episode: 43 Cameron Diaz, Jim Gaffigan, Future featuring Pusha T Episode: 44 Dr. Phil McGraw, James Van Der Beek, Courtney Barnett, Steven Tyler & Joe Perry Episode: 45 Jamie Foxx, Alan Cumming, Alicia Keys & Kendrick Lamar Episode: 46 Emma Stone, Robinson Cano, Keith Urban Episode: 47 Diane Keaton, Dane DeHaan, David Byrne, Daley Episode: 48 David Spade, Sophia Bush, The Both Episode: 49 Andrew Garfield, Mary Lynn Rajskub, Chvrches Episode: 50 Kevin Spacey, Lewis Black Episode: 51 Bryan Cranston, Brie Larson, Kevin Delaney Episode: 52 Seth Rogen, Matt Bomer, Coldplay Episode: 53 Zac Efron, Guy Fieri, Sarah McLachlan Episode: 54 Michael Fassbender, Zoe Saldana Episode: 55 James McAvoy, Amy Schumer, tUnE-yArDs Episode: 56 Louis CK, Jack White, Neil Young Episode: 57 Dolly Parton, Taylor Kitsch Episode: 58 Maya Rudolph, Robert Duvall, Lily Allen Episode: 59 Jennifer Lawrence, Craig Robinson, Broadway cast of 'A Gentleman's Guide To Love and Murder' Episode: 60 Drew Barrymore, Giovanni Ribisi, Elbow Episode: 61 Liam Neeson, Terry Crews, Conor Oberst Episode: 62 Charlize Theron, Josh Hartnett Episode: 63 Hugh Jackman, Jimmy Page, Barry Gibb, winner of The Voice Episode: 64 Amanda Seyfried, Will Ferrell Episode: 65 Seth MacFarlane, Thandie Newton, Rascal Flatts Episode: 66 Ricky Gervais, Ansel Elgort, Miranda Lambert Episode: 67 Jonah Hill, Rahm Emanuel, Soundgarden Episode: 68 Tom Cruise, Kendall and Kylie Jenner, Chrissie Hynde Episode: 69 Mike Myers, Neil deGrasse Tyson, Damon Albarn Episode: 70 Channing Tatum, Joshua Topolsky, Julian McCullough Episode: 71 Clint Eastwood, Jack White Episode: 72 Jim Carrey, Jeff Daniels, Taylor Schilling, Ed Sheeran Episode: 73 Barbara Walters, Mama June & Honey Boo Boo, Iliza Shlesinger Episode: 74 Chris Rock, Kacey Musgraves Episode: 75 Dave Chappelle, Body Count Episode: 76 Jennifer Lopez, Keenen Ivory Wayans Episode: 77 Kevin Hart, Jimmy Buffett Episode: 78 Rosario Dawson, Jeff Musial, Fun. Episode: 79 George Lopez, Pitbull Episode: 80 Kiefer Sutherland, Nicole Richie; Crosby, Stills & Nash Episode: 81 Halle Berry, Chris Colfer, Florida Georgia Line Episode: 82 Kelly Ripa, Jason Clarke, Sylvan Esso Episode: 83 Dana Carvey, Hailee Steinfeld, Magic! Episode: 84 Liev Schrieber, Rob Reiner, Gabriel Iglesias Episode: 85 Michael Strahan, Diane Kruger, Phish Episode: 86 Cameron Diaz, Josh Gad, Bleachers Episode: 87 Whoopi Goldberg, Stephen Moyer, Puss N Boots Episode: 88 John Lithgow, Miranda Kerr, Jason Mraz Episode: 89 Dan Aykroyd Episode: 90 Kate Hudson, Ellar Coltrane, Nico & Vinz Episode: 91 Dwayne Johnson, Mel B, Chronixx Episode: 92 Robin Wright, Josh Charles, Weezer Episode: 93 Morgan Freeman, Kesha, Tweedy Episode: 94 Jon Hamm, Brit Marling, Martha Stewart Episode: 95 James Franco, Chadwick Boseman, Jenny Lewis Episode: 96 Vin Diesel, Aubrey Plaza, Will.i.am Episode: 97 Heidi Klum, Mike Birbiglia, Temples Episode: 98 Julia Roberts, Andy Cohen, Ron Funches Episode: 99 Martin Lawrence, Jenny Slate, Aloe Blacc Episode: 100 Helen Mirren, James Cameron, Spoon Episode: 101 Clive Owen, Nina Dobrev, The Head & the Heart Episode: 102 Megan Fox, Nick Cannon, Wiz Khalifa Episode: 103 Will Arnett, T.I. Episode: 104 Jeff Bridges, Ali Larter, Andy Woodhull Episode: 105 Katie Holmes, Chris Hardwick, OneRepublic Episode: 106 Mickey Rourke, Rob Riggle, Kings of Leon Episode: 107 Taylor Swift, Andrew Rannells, Ryan Adams Episode: 108 Sylvester Stallone, Eve Hewson, winner of 'Last Comic Standing' Episode: 109 Jason Statham, Demi Lovato, David Chang Episode: 110 Bill Cosby, Tiger Woods, Rory McIlroy, Royksopp & Robyn Episode: 111 Pierce Brosnan, Tavi Gevinson, The Madden Brothers Episode: 112 Jared Leto, Amy Brenneman, Thirty Seconds To Mars, Tom Bailey Episode: 113 Josh Brolin, Artie Lange, Giada De Laurentiis Episode: 114 Ethan Hawke, Amy Sedaris, The Secret Sisters Episode: 115 Adam Levine, Meredith Vieira, Maroon 5 Episode: 116 Blake Shelton, Tim Heidecker & Eric Wareheim Episode: 117 Larry David, Gisele Bündchen, Jeezy ft. Future Episode: 118 Claire Danes, Mo'ne Davis, Fences ft. Macklemore Episode: 119 Jason Segel, Steve Harvey, Alicia Keys Episode: 120 Keith Richards, Debra Messing Episode: 121 Hugh Jackman, Nick Offerman, Luke Bryan Episode: 122 Jessica Chastain, Jeffrey Tambor, Chris Brown Episode: 123 Glenn Close, Justin Long Episode: 124 Barbra Streisand Episode: 125 Julianna Margulies, Jerry Lewis, Public Enemy Episode: 126 Liam Neeson, Terry Gilliam Episode: 127 Billy Crystal, Rose Byrne, Chef Nobu Matsuhisa Episode: 128 James Spader Episode: 129 Sofia Vergara, Megan Boone, The Black Keys Episode: 130 Kerry Washington, Carson Daly, Julian Casablancas + The Voidz Episode: 131 Andy Samberg, Kevin Durant, Kenny Chesney Episode: 132 Chris Pratt, Rosamund Pike Episode: 133 Matthew Broderick & Nathan Lane, Robert Plant Episode: 134 Ben Affleck, Kate Walsh Episode: 135 Tyler Perry, Miles Teller, Lucinda Williams Episode: 136 Jennifer Garner, John Mulaney, Lady Antebellum Episode: 137 Derek Jeter, James Marsden, 5 Seconds of Summer Episode: 138 Emma Thompson, Dane Cook Episode: 139 Jeremy Renner, Carol Burnett, Mario Batali, Joe Perry Episode: 140 Kristen Stewart, Artie Lange, Jason Aldean, Nas Episode: 141 Robert Downey Jr., Ira Glass, Big & Rich Episode: 142 Steve Carell, Julianne Hough, Philip Selway featuring the Dap-Kings Episode: 143 Jada Pinkett Smith, Nick Kroll, Bobby Shmurda Episode: 144 Zach Galifianakis, Casey Wilson Episode: 145 Emma Stone, Logan Lerman, Sam Smith Episode: 146 Shailene Woodley, Michael Shannon, Eric Church, Lenny Pickett Episode: 147 Sting, Jason Schwartzman, a performance from The Last Ship Episode: 148 Bradley Cooper, Neil Diamond Episode: 149 Ewan McGregor, Charles Barkley, Wilco, Herbie Hancock Episode: 150 Daniel Radcliffe, Mike Tyson, Sturgill Simpson Episode: 151 Jake Gyllenhaal, Paul Reubens, She & Him, George Clinton Episode: 152 Gordon Ramsay, Little Big Town Episode: 153 Kevin Spacey, Olivia Munn, Kenny & Keith Lucas Episode: 154 Anne Hathaway, Gael Garcia Bernal, Stevie Nicks Episode: 155 Savannah Guthrie, Matt Lauer, Felicity Jones, FKA Twigs Episode: 156 Bette Midler, Jim Gaffigan Episode: 157 Matthew McConaughey, Beth Behrs, Tove Lo Episode: 158 Jay Leno, Lucy Liu, Kevin Delaney, Dave Davies Episode: 159 Jeff Daniels, Mackenzie Foy, the New Basement Tapes Episode: 160 Drew Barrymore, the Farrelly Brothers, Johnny Marr Episode: 161 Channing Tatum, Eddie Redmayne, Logic Episode: 162 Josh Hutcherson, Tracey Ullman, Echosmith Episode: 163 Liam Hemsworth, Katherine Heigl, Sebastian Maniscalco, Kool & the Gang Episode: 164 Benedict Cumberbatch, Allison Williams, U2 Episode: 165 Russell Brand, Brooke Shields, U2 Episode: 166 Jon Stewart, Stephen Merchant, U2 Episode: 167 Mark Ruffalo, Anthony Kiedis, U2 Episode: 168 Julianne Moore, Michael Cera, U2 Episode: 169 Tim Allen, will.i.am, Dej Loaf Episode: 170 Bill O'Reilly, Lorde Episode: 171 Christopher Walken, Nick Jonas, Iggy Azalea Episode: 172 Garth Brooks, Rashida Jones Episode: 173 Episode 173 Episode: 175 Episode 175 Episode: 176 Episode 176 Episode: 177 Episode 177 Episode: 178 Episode 178 Episode: 179 Episode 179 Episode: 180 Episode 180 Episode: 181 Episode 181 Episode: 182 Episode 182 Episode: 183 Episode 183 Episode: 184 Episode 184 Episode: 185 Episode 185 Episode: 186 Episode 186 Episode: 187 Episode 187 Episode: 188 Episode 188 Episode: 189 Episode 189 Episode: 190 Episode 190 Episode: 191 Episode 191 Episode: 192 Episode 192