EP1 - Howie Mandel, Amanda Bynes, Emmylou Harris EP2 - Jamie Foxx, Tim Gunn, Paolo Nutini EP3 - Dane Cook, Ali Larter, LCD Soundsystem EP4 - Jessica Alba, D.L. Hughley, Cold War Kids EP5 - Hugh Laurie, Sherri Shepherd, The Editors EP6 - Dwayne "The Rock" Johnson, Dennis Kucinich, Diana Krall EP7 - Jennifer Love Hewitt, Jeff Corwin, Reba McEntire with Vince Gill EP8 - Steve Carell, Madison Pettis, Bright Eyes EP9 - Ben Stiller, Tony Snow, Raul Midon EP10 - Teri Hatcher, Kevin McKidd, Queen Latifah EP11 - Patricia Heaton, Emeril Lagasse, Tori Amos EP13 - Tom Selleck, Carlos Mencia, Bobbie and Willie Nelson EP14 - John Larroquette, Chelsea Handler, Matchbox Twenty EP15 - Cate Blanchett, Tyler Perry, Annie Lennox EP16 - Ben Affleck, Jim Norton, The Shins EP17 - Jaime Pressly, Brady Barr, Blue Man Group EP18 - Dana Carvey, Malin Akerman, Plain White T's EP19 - Joaquin Phoenix, Gordon Ramsay, Vanessa Carlton EP20 - Christina Applegate, Bill O'Reilly, Alicia Keys EP21 - James Spader, Lara Logan, Steve Byrne EP22 - Reese Witherspoon, David Koechner, PJ Harvey EP23 - Sen. Barack Obama, Orny Adams, Keith Urban EP24 - Jerry Seinfeld, Amy Ryan, Evanescence EP25 - Halle Berry, Greg Grunberg, Dwight Yoakam EP26 - Russell Crowe, Jenna Bush, Carrie Underwood EP27 - Tom Cruise, Rep. Ron Paul, Sex Pistols EP28 - Eva Mendes, Marjorie Johnson, Barry Manilow EP29 - Denzel Washington, Dave Salmoni, LeAnn Rimes EP30 - Steve Carell, Manny Ramirez, Backstreet Boys EP31 - Gov. Mike Huckabee, Emeril Lagasse, Chingy EP32 - Howie Mandel, Jason Lewis, Joe Nichols EP33 - Animals With Jarod Miller, John Caparulo, Blake Lewis EP34 - Ron Paul, Christopher Titus, Shakira EP35 - Pamela Anderson, Mary J. Blige EP36 - Jules Sylvester and animals, Maria Bartiromo, Finger Eleven EP37 - Jimmy Kimmel, Elon Gold, OneRepublic EP38 - Arsenio Hall, Melanie Metz & Peggy Willenberg, Seether EP39 - Marilu Henner, Brady Barr, Jordan Sparks EP40 - Bill Maher, Carrie Ann Inaba & Bruno Tonioli, Taylor Swift EP41 - Chris Matthews, John Roy, Jill Scott EP42 - D.L. Hughley, Joe Ligotti, Sara Bareilles EP43 - Mitt Romney, Ryan Sheckler, Jonas Brothers EP44 - Simon Cowell & Ryan Seacrest, Tavis Smiley, Shaggy EP45 - David Gregory, Performing Birds, Puddle Of Mudd EP46 - Adam Carolla, Richard Roeper, Shooter Jennings EP47 - Animals With Julie Scardina, Chelsea Handler, Buckcherry EP48 - Hulk Hogan, Mad Scientist David Willey, Natasha Bedingfield EP49 - Chazz Palminteri, Alison Sweeney, Dierks Bentley EP50 - Lester Holt, Blue Ribbon Baker Marjorie Johnson, Raheem DeVaughn EP51 - Animals with Dave Salmoni, Tom Green, Maroon 5 EP52 - Sen. John McCain, Rudy Giuliani, Shelby Lynne EP53 - Tom Brokaw, Terrell Owens, Graham Colton EP54 - Dan Rather, Mike Rowe, Josh Kelley EP55 - Insects with Brent Karner, Stephen Baldwin, J. Holiday EP56 - Frank Caliendo, Chimp Rescuer Eugene Cussons, Flo Rida EP57 - Arsenio Hall, Paula Deen, James Blunt EP58 - Brian Williams, Ahmed Ahmed, Enrique Iglesias EP59 - Larry the Cable Guy, Bobby Knight, Andrea Bocelli EP60 - Larry the Cable Guy, Bruno Tonioli, Glen Hansard & Markéta Irglová EP61 - Joan Embery and Animals, Larry the Cable Guy, Mika EP62 - Russell Crowe, Larry the Cable Guy, Willie Nelson EP63 - Kristen Chenoweth, Russell Peters, Lifehouse EP64 - Reese Witherspoon, Alex Cambert, Gary Allan EP65 - Will Ferrell, Hayden Christensen, The Hives EP66 - Garth Brooks, Christina Ricci EP67 - Heidi Klum, James McAvoy, John Fogerty EP68 - Colin Farrell, Bill O'Reilly, Herbie Hancock EP69 - Eric Bana, Catherine O'Hara, Tift Merritt EP70 - Dennis Quaid, David Koechner, Lupe Fiasco EP71 - Billy Ray Cyrus, Miley Cyrus, Brooke Shields EP72 - Wanda Sykes, Bryan Cranston, Cat Power EP73 - Dave Salmoni and Animals, Patricia Arquette, The Punch Brothers EP74 - Dominic Monaghan, Ethan Bortnick, Sheryl Crow EP75 - America Ferrera, Bob Saget, The Blind Boys of Alabama EP76 - Bill Cosby, Novak Djokovic, Landon Pigg EP77 - Howie Mandel, Minnie Driver EP78 - Gordon Ramsay EP79 - Kate Beckinsale, Carlos Mencia, The Bravery EP80 - Terry Bradshaw, James Carville & Mary Matalin, Michael McDonald EP81 - Ryan Phillippe, Lisa Lampanelli, Jim Lauderdale EP82 - John Edwards, Leslie Mann, Nada Surf EP83 - Adam Carolla, Geraldo Rivera, The Black Crowes EP84 - Peter O'Toole, Katt Williams, Leona Lewis EP85 - Abigail Breslin, Seth Meyers, Steve Earle EP86 - John Krasinski, Joe Torre, José González EP87 - Conan O'Brien, Anderson Cooper, Allison Moorer EP88 - John Larroquette, Kid Inventors, k.d. lang EP89 - Jodie Foster, Cedric the Entertainer, Lili Haydn EP90 - Mike Huckabee; Emeril Lagasse; Chingy EP91 - Steve Carell, Kathie Lee Gifford, Ani DiFranco EP92 - Sen. Hillary Clinton, Patton Oswalt, Ferras EP93 - David Spade, Nora Hardwick, Ben Lee EP94 - Pamela Anderson; Mary J. Blige EP95 - Jules Sylvester; Maria Bartiromo; Finger Eleven EP96 - Jimmy Kimme; Elon Gold; OneRepublic EP97 - Keanu Reeves, Chelsea Handler, The Redwalls EP98 - William Shatner, Tricia Helfer, Ryan Bingham EP99 - Mark Harmon, Corbin Maxey, Ray J EP100 - Brad Garret; Ingrid Michaelson; John Melendez EP101 - Charles Barkley, The Young@Heart Chorus EP102 - Ewan McGregor, John Cho & Kal Penn, Seether EP103 - Tracey Ullman, Jason Taylor, Flogging Molly EP104 - Dave Salmoni, Norm MacDonald, Ashlee Simpson EP105 - Julia Louis-Dreyfus, Jason Segel, Goldfrapp EP106 - Patrick Dempsey, Ed Begley Jr., Tegan and Sara EP107 - Gov. Arnold Schwarzenegger, Marilu Henner, Old 97's EP108 - Hugh Laurie, Doug Fine, Prince EP109 - Helen Hunt, Gov. Bobby Jindal, Duffy EP110 - Dr. Phil McGraw, the Lopez family, Natasha Bedingfield EP111 - Cindy McCain, Ed Helms, Augustana EP112 - Robin Williams, Terrence Howard, Serj Tankian EP113 - Sally Field, Jesse Ventura, Sleepercar EP114 - Robert Downey Jr., Carlos Mencia, Rascal Flatts EP115 - Julie Scardina and animals, Christina Ricci, KT Tunstall EP116 - Former President Jimmy Carter, Jon Favreau, P.O.D. EP117 - Jenna Fischer, Robert Schimmel, Trace Adkins EP118 - Harrison Ford, William Moseley, Carly Simon EP119 - Jack Black, Clay Aiken EP120 - Evangeline Lilly, Ben Barnes, Switchfoot EP121 - Rainn Wilson, Howard Dean, Kate Nash EP122 - Dana Delany, Adam Carolla, Dwight Yoakam EP123 - Matthew Fox, Kathleen Edwards EP124 - Simon Cowell, Rob Schneider, Josh Groban EP125 - Sylvester Stallone, Irma & Ray Ziff, Jason Mraz EP126 - Adam Sandler, Hilary Duff, Al Green EP127 - Laura & Jenna Bush, David Cook, Tristan Prettyman EP128 - Terry Bradshaw, Turkey Baster Virtuoso Ray Sanders, Colbie Caillat EP129 - William Shatner, Chelsea Handler, Newton Faulkner EP130 - Liv Tyler, Judd Apatow, Usher EP131 - Jeff Foxworthy, Arianna Huffington, N.E.R.D. EP132 - Dave salmoni; Patricia Arquette; Punch Brothers EP133 - Will Smith, Pete Sampras, Ed Harcourt EP134 - Russel Brand, Bill Engvall, Aimee Mann EP135 - Justin Timberlake, Karen Allen, Sheryl Crow EP136 - Dana Carvey, Spencer Breslin, Priscilla Ahn EP137 - Mike Myers, Abigail Breslin, David Cook EP138 - Larry the Cable Guy, Bob Costas, Ashanti EP139 - Anne Hathaway; Gabriel Iglesias; Amos Lee EP140 - Ryan Phillippe; Lisa Lampanelli; Jim Lauderdale EP141 - Dwayne "The Rock" Johnson, Tom Papa, Against Me! EP142 - Wanda Sykes, James McAvoy, Duffy EP143 - Bette Midler, Al Roker EP144 - Selma Blair, Kevin Nealon, Steve Tyrell EP145 - Aaron Eckhart, Dara Torres, Los Lonely Boys EP146 - Animal Expert Jarod Miller, David Koechner, Sara Bareilles EP147 - Conan O'Brien; Anderson Cooper; Allison Moorer EP148 - John Larroquette; Kid Inventors; K.D. Lang EP149 - Jodie Foster; Cedric the Entertainer; Lili Hayden EP150 - David Beckham; Sherri Shepherd; B-52s EP151 - Steve Carell; Kathie Lee Gifford; Ani LiFranco EP152 - Hillary Clinton; Patto Oswalt; Ferras EP153 - David Spade; Nora Hardwick; Ben Lee EP154 - Thomas Haden Church; Sig & Edgar Hansen; Jimmy Eat World EP155 - Dennis Quaid; Russell Brand; Brett Dennen EP156 - Ellen Page; Donny & Marie Osmond; Angie Stone EP157 - Keanu Reeves; Chelsea Handler; The Redwalls EP158 - William Shatner; Tricia Helfer; Ryan Bingham EP159 - Mark Harmon; Corbin Maxey; Ray J EP160 - Brad Garrett; John Melendez; Ingrid Michaelson EP161 - Charles Barkley; Young @ Heart Chorus EP162 - Rosie Perez, Robin Thicke EP163 - Bill Cosby, Emma Stone, John Mellencamp with T Bone Burnett EP164 - Ben Stiller, Jonas Brothers EP165 - Robert Downey Jr., Anna Faris, Toby Keith EP166 - Jack Black, Pillsbury Bake-Off-Champ Carolyn Gurtz, Conor Oberst EP167 - Nick Nolte, Carrot Top, Solomon Burke EP168 - Hugh Laurie; Doug Fine; Prince EP169 - Sen. John McCain, Dara Torres, Juliana Hatfield EP170 - Norm MacDonald, Nastia Liukin, B.B. King EP171 - Bill Maher, Henry Cejudo, Low vs Diamond EP172 - Gordon Ramsay, Natalie Coughlin, Missy Higgins EP173 - Arsenio Hall, Shawn Johnson, Chuck Berry EP174 - Russell Brand, Eva Longoria Parker, Ingrid Michaelson EP175 - Billy Bob Thornton, Ethan Bortnick, Brian Wilson EP176 - Howie Mandel, Sanya Richards, The Game EP177 - Jenna Fischer; Robert Schimmel; Trace Adkins EP178 - Harrison Ford; William Moseley; Carly Simon EP179 - Jules Sylvester, Annette Bening, Leona Lewis EP180 - Matthew McConaughey, T. Boone Pickens, Al Green EP181 - Jamie Lee Curtis, Jerome Bettis, Alejandro Escovedo EP182 - Hugh Laurie, Dame Edna, Raphael Saadiq EP183 - Matthew Fox; Kathleen Edwards EP184 - Simon Cowell; Rob Schneider; Josh Groban EP185 - Sylvester Stallone; Irma & Ray Ziff; Jason Mraz EP186 - Adam Sandler; Hillary Duff; Al Green EP187 - Laura & Jenna Bush; David Cook; Tristan Prettyman EP188 - Terry Bradshaw; Ray Sanders; Colbie Caillat EP194 - Ellen Degeneres; Jerry O'Connell; Jazmine Sullivan