EP1 - Jamie Foxx, Lindsey Vonn, Brad Paisley EP2 - Sarah Palin, Shaun White, Adam Lambert EP3 - "Jaywalk All-Stars" with the cast of "Jersey Shore", Chelsea Handler, Apolo Anton Ohno, Avril Lavigne EP4 - Brett Favre, Matthew McConaughey, Jason Reitman EP5 - Morgan Freeman, Meredith Vieira EP6 - Simon Cowell, Richard Roeper, Ben Harper EP7 - Christoph Waltz, Dave Salmoni, Joan Jett & the Blackhearts EP8 - Kristen Stewart, Guy Fieri, Ryan Bingham EP9 - Dana Carvey, Kim Kardashian, Colbie Caillat EP10 - Dakota Fanning, Judd Apatow, Katharine McPhee EP11 - Terry Bradshaw, Kara DioGuardi, Ziggy Marley EP12 - Hugh Jackman, Betty White, Collective Soul EP13 - Dwayne Johnson, kid inventors, Switchfoot EP14 - Janet Jackson, Clark Duke, Orianthi EP15 - John Cusack, Heidi Montag, Barenaked Ladies EP16 - Charles Barkley, Kenny Smith, Ernie Johnson, k.d. lang EP17 - Gerard Butler, Sofia Vergara, Rodrigo y Gabriela EP18 - Ed Helms, Pamela Anderson, Snoop Dogg EP19 - Miley Cyrus, Tom Papa, Puddle of Mudd EP20 - Craig T. Nelson, Rumer Willis, Ludacris EP21 - Lauren Graham, Karl Rove, Joss Stone EP22 - Joy Behar, Thomas Haden Church, Shooter Jennings EP23 - Bill Maher, Wayne Vandenlangenberg, OneRepublic EP24 - Zachary Levi, Bear Grylls, Justin Bieber EP25 - Randy Jackson, Matthew & Amy Roloff, Monica EP26 - Kirstie Alley, David Boreanaz, Slash & Andrew Stockdale EP27 - David Duchovny, Kendra Wilkinson-Baskett, Corinne Bailey Rae EP28 - Demi Moore, Rep. Barney Frank, Train EP29 - Julie Scardina, Mary McCormack, Michael Kosta EP30 - Russell Crowe, Jenna Elfman, Sade EP31 - Nicolas Cage, Lisa Lampanelli, Lady Antebellum EP32 - Tracy Morgan, Chloe Moretz, Alan Jackson EP33 - Kate Gosselin, Kenny Chesney EP34 - Hugh Jackman, Betty White, Collective Soul EP35 - Brooke Shields, Phoenix EP36 - Heidi Klum, Ken Jeong, Smashing Pumpkins EP37 - Jennifer Lopez, Chace Crawford, Natalie Merchant EP38 - Jeff Corwin, Pierce Brosnan, Maxwell EP39 - Creed EP40 - Joel McHale, "Real Housewives of New Jersey" Caroline Manzo, Jacqueline Laurita & Teresa Giudice, Melissa Etheridge EP41 - Jessica Simpson, Jackie Earle Haley, Dierks Bentley EP42 - Chelsea Handler, Aqualung EP43 - Arnold Schwarzenegger, Sig Hansen, Laura Bell Bundy EP44 - Mickey Rourke, Ashley Graham EP45 - Julia Louis-Dreyfus, Jon Favreau, Godsmack EP46 - Scarlett Johansson, Frank Caliendo, Michael Bolton EP47 - Robert Downey Jr., Mindy Kaling EP48 - Samuel L. Jackson, Kara DioGuardi, Jason Derulo EP49 - Don Cheadle, Erin Andrews EP50 - Laura Bush, Donald Trump, Limp Bizkit EP51 - Amanda Seyfried, Guy Fieri, Luke Bryan EP52 - Betty White, Jarod Miller, Macy Gray EP53 - Garry Shandling, Ellie Kemper, Jakob Dylan EP54 - Donald Trump, the Jonas Brothers, Neon Trees EP55 - Bill Cosby, Ricky Gervais, Taio Cruz EP56 - Michael Douglas, Charles Barkley, Joe Nichols EP57 - Eddie Murphy, Carrie Ann Inaba, Bruno Tonioli, Damian Marley with Nas EP58 - Chelsea Handler, Chris Matthews, Sarah McLachlan EP59 - Kiefer Sutherland, Mary Lynn Rajskub, Adam Lambert EP60 - Russell Brand, David Gregory, Bettye Lavette EP61 - Bret Michaels, Jane Krakowski, John Butler Trio EP62 - Kathy Griffin, Paula Deen, Hanson EP63 - Katherine Heigl, Matthew Morrison, Allison Moorer EP64 - Colin Farrell, Elisabeth Moss, Kevin Eubanks EP65 - Mickey Rourke, Ashley Graham, Kevin Meaney EP66 - Jennifer Lopez, Donald Glover, Natalie Merchant EP67 - Jessica Simpson, Jackie Earle Haley, Dierks Bentley EP68 - Ed Helms, Pamela Anderson, Snoop Dog EP69 - Eddie Murphy, Mary Lynn Rajskub, Nas and Damian Marley EP70 - Howie Mandel, Jillian Michaels, Hole EP71 - Chris Rock, Nicole "Snooki" Polizzi, Sting EP72 - Adam Sandler, Rachel Maddow, OK Go EP73 - Denis Leary, Judd Apatow, Alanis Morissette EP74 - Tim Allen, Against Me! EP75 - Josh Brolin, Ashley Greene, Cee-Lo EP76 - Robert Pattinson, Emma Roberts, Travie McCoy EP77 - Lauren Graham, Rob Schneider, Matisyahu EP78 - Jonah Hill, Quinton "Rampage" Jackson, Punch Brothers EP79 - David Spade, Dan Riskin, Kelis EP80 - Dakota Fanning, Daniel Tosh, Crystal Bowersox EP81 - Queen Latifah, Mike "The Situation" Sorrentino, Robert Randolph EP82 - Jeremy Piven, Louis C.K., Drake EP83 - Tom Cruise, Bryce Dallas Howard, Sharon Jones & the Dap-Kings EP84 - Cameron Diaz, Dan Riskin, Lee DeWyze EP85 - Jason Segel, Jenni "JWoww" Farley, Enrique Iglesias EP86 - Dave Salmoni, John C. Reilly, Big Boi EP87 - Steve Carell, Jane Lynch, Michael Palascak EP88 - Adrien Brody, Chris Isaak EP89 - Seth Meyers, Jonathan Hillstrand & Josh Harris, Tracy Bonham EP90 - Jennifer Love Hewitt, Jay Baruchel, Nikki & Rich EP91 - Tracy Morgan, Drew Brees, Flo Rida EP92 - Ellen Page, Austin "Chumlee" Russell & Corey Harrison, Grace Potter & the Nocturnals EP93 - Craig Kilborn, Stephen Moyer, the Swell Season EP94 - Don Rickles, Dwyane Wade, KISS EP95 - Zac Efron, Lior Suchard, the Black Keys EP96 - Chelsea Handler, Matt Bomer, Metric EP97 - Jack Rebney & Ben Steinbauer EP98 - Rachel Weisz, Tony Robbins, Gaslight Anthem EP99 - Bill O'Reilly, Adam Shankman, Lyle Lovett EP100 - Piers Morgan, Joey King, Jaron and the Long Road to Love EP101 - Eva Mendes, Isiah Mustafa, Robert Cray EP102 - Jennifer Aniston, Jason Schwartzman, Stone Temple Pilots EP103 - Gabourey Sidibe, Jakub Vagner, Mike Vecchione EP104 - Sylvester Stallone, Criss Angel, Maronzio Vance EP105 - Betty White, Sam Trammell, Black Crowes EP106 - Gordon Ramsay, Sofia Vergara, K'naan EP107 - Mickey Rourke, Seth MacFarlane, Plain White T's EP108 - Emma Thompson, comics from "Chelsea Lately", Taio Cruz EP109 - Howie Mandel, Aubrey Plaza, Mike Posner EP110 - Anna Kendrick, Eli Roth, Robert Francis EP111 - Jason Statham, 92-year-old car lady Rachel Veitch, Los Lobos EP112 - Javier Bardem, Paul Watson, Peter Bethune, the Whigs EP113 - Justin Long, Alejandro Escovedo EP114 - Jason Segel, Jenni J-Wow Farley, Enrique Iglesias EP115 - Jennifer Aniston, Jason Schwartzman, Christina Perri EP116 - Don Rickles, Dwyane Wade, KISS EP117 - Gordon Ramsay, Sofia Vergara, K'Naan EP118 - Wanda Sykes, Ben Steinbauer, Jack Rebney, 3OH!3 EP119 - Don Johnson, Whitney Cummings, Cyndi Lauper & Jonny Lang EP120 - Kim Kardashian, Rep. Barney Frank, Norah Jones EP121 - Thomas Haden Church, Jules Sylvester, Goo Goo Dolls EP122 - Al Michaels, Cris Collinsworth, Steve Buscemi, Herbie Hancock, Susan Tedeschi & Derek Trucks EP123 - Louis C.K., Sara Bareilles EP124 - Sylvester Stallone, Criss Angel, Maronzio Vance EP125 - Carey Mulligan, Meghan McCain, Mavis Staples EP126 - Chelsea Handler, Ken Jeong, Ray LaMontagne EP127 - Katie Couric, Kurt Warner, David Gray EP128 - Hugh Laurie, Emma Stone, Sarah McLachlan EP129 - Bill Maher, Kristen Bell, Brandon Flowers EP130 - Jamie Lee Curtis, Mike "The Situation" Sorrentino, Trace Adkins EP131 - Ben Affleck, Julie Bowen, Weezer EP132 - Kate Walsh, Jason Ritter, Santana & India.Arie EP133 - Joel McHale, Arianna Huffington, Dov Davidoff EP134 - Justin Timberlake, Jane Lynch, OK Go EP135 - Ed Helms, Casey Affleck, Sheryl Crow EP136 - Ryan Reynolds, Betty White, Tommy Lee EP137 - Jimmy Smits, Jackie Evancho, Brian Wilson EP138 - Dwyane Wade, Zachary Levi, Gloria Gaynor EP139 - Lauren Graham, Vanilla Ice, Zac Brown Band EP140 - Patrick Dempsey, Mindy Kaling, Train EP141 - Diane Lane, Julie Scardina, Seal EP142 - Morgan Freeman, Eric Stonestreet, Rodrigo y Gabriela EP143 - Meredith Vieira, Seth MacFarlane, Kenny Chesney EP144 - Will Arnett, Dot Marie Jones, a performance from Broadway's "Rock of Ages" EP145 - Terrence Howard, Jillian Michaels, K.T. Tunstall EP146 - Shaun White, Florence Henderson, Toby Keith EP147 - Katherine Heigl, Ben Rappaport, Meat Loaf EP148 - Terry Bradshaw, "Potato Lady" Doretta Cannon, OneRepublic EP149 - Jay Mohr, Pauly D, Travie McCoy EP150 - Heidi Klum, Ty Burrell, Johnny Mathis EP151 - Harrison Ford, Whitney Cummings, Gogol Bordello EP152 - Wanda Sykes, Rick Fox, Pete Yorn EP153 - Eva Longoria Parker, Josh Duhamel, John Legend EP154 - Matt Lauer, Martha Stewart, Lauren Pritchard EP155 - Robert Downey Jr., Paula Deen, Jamey Johnson EP156 - Robin Williams, Judd Apatow, Kylie Minogue EP157 - Denzel Washington, Reed Timmer, Corinne Bailey Rae EP158 - Rainn Wilson, Margaret Sparkman, Jimmy Eat World EP159 - Janet Jackson, Jesse Tyler Ferguson, Duffy EP160 - James Franco, Meghan McCain, Far East Movement EP161 - Anne Hathaway, San Francisco Giant Brian Wilson, Aaron Neville EP162 - Terry Bradshaw, Jennifer Grey, Jason Aldean EP163 - Arnold Schwarzenegger, David Baker, N.E.R.D. EP164 - Dave Salmoni, Chris Pine, Lee DeWyze EP165 - David Spade, Christine O'Donnell, Old 97's EP166 - Kim Kardashian, Dennis Miller, Soulja Boy EP167 - Diane Keaton, Kevin McHale, Switchfoot EP168 - Russell Crowe, Anna Torv, Annie Lennox EP169 - Julianne Moore, Tom Felton, Nelly EP170 - Christina Aguilera, Buddy Valastro EP171 - George W. Bush, Jewel EP172 - Garth Brooks, Mike "The Situation" Sorrentino EP173 - Dane Cook, Taylor Swift, Keri Hilson EP174 - Dwayne Johnson, Kevin Eubanks EP175 - Cher, Jeremy Renner, Robyn EP176 - Elizabeth Banks, Marjorie Johnson, Carrot Top EP177 - Bill Cosby, Atticus Shaffer, Keyshia Cole EP178 - Chelsea Handler, Kellan Lutz, Rod Stewart EP179 - Mitt Romney, Jay Mohr, Darius Rucker EP180 - Jane Fonda, Ian Somerhalder, Paul Reiser & Julia Fordham EP181 - Louis C.K., Aron Ralston, Josh Turner EP182 - Russell Brand, Chris Colfer, Jonny Lang with Chris Layton, Brad Whitford & Billy Cox EP183 - Helen Mirren, Aaron Eckhart, Keith Urban EP184 - Jeff Bridges, Rico Rodriguez EP185 - Halle Berry, Billy Gardell, Natasha Bedingfield EP186 - Matthew Morrison, Crystal Bowersox EP187 - Mark Wahlberg, Olivia Wilde, Good Charlotte EP188 - Jack Black, Michael Buble EP189 - Emily Blunt, Keith Fitzhugh, Jackie Evancho EP190 - Jason Segel, Adam Ferrara, Tanner Foust & Rutledge Wood, Katharine McPhee EP191 - Owen Wilson, Elle Fanning, Lyle Lovett with Kat Edonson EP192 - Larry King, Garrett Hedlund, Pink Martini EP193 - Emma Stone, Marjorie Johnson, Sharon Jones & the Dap-Kings EP194 - Javier Bardem, Jarod Miller, Naturally 7 with the Agape International Choir EP195 - Zachary Levi, Whitney Cummings, BeBe & CeCe Winans with Mary Mary and the West Angeles Choir EP221 - Mark Wahlberg, Lachlan Patterson, James Blunt