EP1 - Kathy Griffin, Sally Hawkins, Mike Birbiglia EP2 - Ron Howard, Jeffrey Dean Morgan, Gabe Dixon Band EP3 - Anne Hathaway, Jensen Ackles, Lenka EP4 - Michael Imperioli, Jason Mesnick, Zac Brown Band EP5 - Kiefer Sutherland, Malcolm Gladwell, David Cook EP6 - Mickey Rourke, Rowdy Roddy Piper, Michael Strahan, Morgan Murphy EP7 - Dustin Hoffman, jet pack pilot Eric Scott, Crooked X EP8 - Kevin James, Evan Rachel Wood, Delta Spirit EP9 - Sarah Silverman, Soulja Boy Tellem EP10 - Randy Jackson, Diablo Cody, Thriving Ivory EP11 - Brendan Fraser, Jonathan Goodwin, Blake Shelton EP12 - Tim Roth, Joan Rivers EP13 - Miranda Cosgrove, Eric McCormack, Boz Scaggs, Dov Davidoff EP14 - Adam Carolla, Brody Jenner, Disturbed EP15 - Andy Garcia, macaroni and cheese box collector Ian Golder, Kraak and Smaak EP16 - Kristen Bell, Carlos Bernard, Benji Hughes EP17 - John Cleese, Chris Ayres, the Bird and the Bee EP18 - Justin Long, Camilla Belle, Nick Kroll EP19 - Vanessa Minnillo, Morrissey EP20 - Teri Hatcher, Larry Wilmore, Jazmine Sullivan EP21 - Amy Brenneman, Steve-O, the Little Ones EP22 - Andy Dick, Grant Show, the Red Jumpsuit Apparatus EP23 - Demetri Martin, Marisa Tomei, Mishka, a special appearance by Matthew McConaughey EP24 - Johnny Knoxville, Trisha Helfer, Mark Seliger EP25 - Tyler Perry, Blues Traveler EP26 - Naomi Watts, Whitney Port, K'Naan EP27 - Rosie Perez, Danny McBride, Anya Marina EP28 - Dev Patel, Robin Roberts, Kinky EP29 - The Jonas Brothers, Jimmie Johnson, Darius Rucker EP30 - Don Rickles, Ben Sollee EP31 - Rob Lowe, Khloe Kardashian, Living Things EP32 - Calista Flockhart, John Michael Higgins, Nick DiPaolo EP33 - Evangeline Lilly, Jason Mesnick, New Kids on the Block EP34 - Charles Gibson, Lil' Wayne, Robyn EP35 - Bonnie Hunt, Nathan Fillion, Oren Lavie EP36 - Kate Walsh, Carla Gugino, Raphael Saadiq EP37 - Heidi Klum, Bryan Cranston, Chris Cornell EP38 - Jaime Pressly, animal trainer Kirstin McMillan, the Pretenders EP39 - David Hasselhoff, Eliza Dushku, Pendulum EP40 - Kristin Stewart, Dwayne Johnson, the Dream EP41 - "Dancing with the Stars" castoff Belinda Carlisle, Chandra Wilson, Streeter Seidell and Amir Blumenfeld, Young Dubliners EP42 - Andy Samberg, Ashley Scott, MSTRKRFT EP43 - John Cena, Christopher Mintz-Plasse, the Duke Spirit EP44 - Portia de Rossi, Melissa Rycroft, Motley Crue EP45 - "Dancing with the Stars" castoff Denise Richards, Zach Braff, Cheryl Hines, Charlie Wilson sits in with the band EP46 - John Stamos, Dr. Drew Pinsky, Blue October EP47 - Ozzy, Sharon, Jack and Kelly Osbourne, Bobby Cannavale, Todd Glass EP48 - Paul Giamatti, Jim Gaffigan, Keri Hilson featuring Lil Wayne EP49 - "Dancing with the Stars" castoffs Steve Wozniak and Holly Madison, Will Arnett, Michelle Rodriguez EP50 - Amy Poehler, Jordana Brewster, Les Claypool EP51 - Vin Diesel, Anna Faris, Eli Young Band EP52 - Ben Affleck, Lily Allen EP53 - Jorge Garcia, David Alan Grier, "Dancing with the Stars" castoff Steve-O, Mims EP54 - Christina Applegate, Mike Tyson, Dana Gould EP55 - Zac Efron, Patti Stanger, Franz Ferdinand EP56 - Six-year-old genius Pranav Veera, Pete Yorn EP57 - Billy Bob Thornton, "Dancing with the Stars" castoff Lawrence Taylor EP58 - Justin Timberlake, Eliza Coupe, the Whip EP59 - Channing Tatum, Elisha Cuthbert, Depeche Mode EP60 - Jamie Foxx, Elizabeth Mitchell EP61 - Michael J. Fox, "Dancing With the Stars" castoff Chuck Wicks, Asher Roth EP62 - Dominic Monaghan, J.J. Abrams, Bang Camaro EP63 - Brooke Shields, Balthazar Getty, Kumail Nanjiani EP64 - Matthew McConaughey, Kara DioGuardi, Jason Aldean EP65 - Zachary Quinto, "Dancing With the Stars" castoff Lil' Kim, 11-year-old Scrabble champions Andy Hoang and Erik Salgado EP66 - David Spade, Zoe Saldana, Black Eyed Peas EP67 - Hugh Jackman, John Cho, Flo Rida EP68 - Chris Pine, Aziz Ansari, Scott Weiland EP69 - Paula Abdul, "Dancing With the Stars" castoff Ty Murray, Todd Glass EP70 - Matthew Fox, Benjamin McKenzie, Ciara EP71 - Adrien Brody, Steve "Lips" Kudlow and Robb Reiner, the Airborne Toxic Event EP72 - Eminem, Mike Tyson EP73 - Ben Stiller, Shawn Johnson and Mark Ballas, No Doubt EP74 - Tim Daly, Common, Busta Rhymes EP75 - Hank Azaria, Anton Yelchin, Eminem EP76 - Danny McBride, Nia Vardalos, Taking Back Sunday EP77 - Heather Graham, Lance Krall, Katie Melua EP78 - Thomas Haden Church, Ed Helms, 311 EP79 - Paris Hilton, Ken Jeong, Blink 182 EP80 - Artie Lange, Adam Perry Lang, No Doubt EP81 - Ty Pennington, David Sedaris, the Jonas Brothers EP82 - Roseanne Barr, Ryan Kwanten EP83 - Kathy Griffin, Ramon Rodriguez, Ben Harper EP84 - Kobe Bryant, Derek Fisher EP85 - David Arquette, Jill Wagner, Linkin Park EP86 - Josh Duhamel, Tracy Hutson, Bat For Lashes EP87 - Shia LaBeouf, June Diane Raphael, Eric Hutchinson EP88 - Megan Fox, David Cross, Phoenix EP89 - Samuel L. Jackson, Jamie-Lynn Sigler, Sean Patrick McGraw EP90 - Larry King, Marissa Miller, Chester French EP91 - Josh Lucas, Terrell Owens, Pitbull EP92 - Teri Hatcher, Danica Patrick, Daughtry EP93 - Seth Green, "Bachelorette" Jillian Harris, Zac Sunderland EP94 - Zooey Deschanel, Rev. Al Sharpton, Jewel EP95 - Katherine Heigl, David and Shaun Cassidy, La Roux EP96 - Tom Arnold, "Trailer Park Boys" Rob Wells, John Paul Tremblay and Mike Smith EP97 - Leslie Mann, Eric Winter, Parachute EP98 - Jonah Hill, Mary McCormack, Ryan Sheckler EP99 - Seth Rogen, Melissa Sagemiller, Jack's Mannequin EP100 - Anne Heche, Aubrey Plaza, Diane Birch EP101 - Ashton Kutcher, Nigel Lythgoe, the Script EP102 - Vanessa Hudgens, Eli Roth, Miike Snow EP103 - Sienna Miller, Dave Salmoni, Doug Benson EP104 - Quentin Tarantino, Rachel Nichols, pizza throwers Chris Green, Sam Niemeier, and Ryan Larose EP105 - Gordon Ramsay, Rob Zombie, Friendly Fires EP106 - Robin Williams, Bobcat Goldthwait, Matt & Kim EP107 - Shaquille O'Neal, Selena Gomez, Darius Rucker EP108 - Dylan McDermott, B.J. Novak, the Dead Weather EP109 - Kyra Sedgwick, Patton Oswalt, DataRock EP110 - Emile Hirsch, Amber Valletta, St. Vincent EP111 - Kathie Lee Gifford, Milo Ventimiglia, R. Kelly EP112 - Gerard Butler, Nate Berkus, Maxwell EP113 - Jennifer Connelly, Jeff Ross, Boys Like Girls EP114 - Kathy Griffin, Ryan Kwanten, Brendan Benson EP115 - Nick Cannon, Former Gov. Rod Blagojevich, White Lies EP116 - Julie Bowen, Rumer Willis, the Used EP117 - Eva Longoria Parker, Kelly Clarkson, a special appearance by Matt Damon and Joel McHale EP118 - David Alan Grier, 10-year-old vacuum cleaner expert Gregory Evans, Pink EP119 - Jenna Elfman, Danny Pudi, Lives of Famous Men, a special appearance by Rachael Ray EP120 - Christian Slater, Ed O'Neill, Sofia Vergara, Shakira EP121 - David Duchovny, Carmelo Anthony, Kid Cudi EP122 - Courteney Cox, Jessica Capshaw, "Dancing with The Stars" castoff Ashley Hamilton EP123 - Rob Lowe, Lisa Lampanelli, pizza throwers Chris Green, Sam Niemeier and Ryan Larose, a special appearance by Tommy Lasorda EP124 - LeBron James & his high school basketball teammates, Esther Dean, Chris Bianco EP125 - Ricky Gervais, "Dancing with the Stars" castoff Kathy Ireland, Alice in Chains EP126 - Rebecca Romijn, Joseph Fiennes, Alice in Chains EP127 - Hayden Panettiere, Matthew Rhys, Joss Stone EP128 - Woody Harrelson, Whitney Port, Shinedown EP129 - Patricia Heaton, Debi Mazar, Tom DeLay, Gossip EP130 - Joel McHale, Richard Belzer, KISS EP131 - Kelsey Grammer, Stana Katic, Motorhead EP132 - Michael Moore, Malin Ackerman, the Backstreet Boys EP133 - Jack Black, “Dancing with the Stars” castoff Chuck Liddell, Cobra Starship EP134 - Jamie Foxx, Toby Keith EP135 - Taye Diggs, Kristin Cavallari, Harper Simon EP136 - Serena Williams, Dr. Drew Pinsky, Eric Church EP137 - Edward Norton, Paul Shaffer, the latest "Dancing with the Stars" castoff, the Sounds EP138 - Salma Hayek, Rico Rodriguez, Dead by Sunrise EP139 - John C. Reilly, Nene Leakes, Kim Zolciak, an archery demonstration by Randy Oitker, the Temper Trap EP140 - Terry Bradshaw, Catherine Keener, Echo & the Bunnymen EP141 - Dr. Mehmet Oz, “Dancing with the Stars” castoffs Melissa Joan Hart & Louie Vito, Morningwood EP142 - James Marsden, Atticus Shaffer, Flyleaf EP143 - Jason Schwartzman, Rod Stewart EP144 - Paris Hilton, Slipknot EP145 - Pamela Anderson, “Dancing with the Stars” castoffs Mark Dacascos & Michael Irvin, Manny “Pac-Man” Pacquiao, White Rabbits EP146 - Joshua Jackson, Big Bird, Ghostface Killah featuring Raheem DeVaughn EP147 - Jesse Williams, Florence + the Machine EP148 - Ted Danson, Khloe Kardashian, Lamar Odom, Chickenfoot EP149 - Chris O'Donnell, Bill Simmons, “Dancing with the Stars” castoff Aaron Carter, Amerie EP150 - Dominic Monaghan, Holly Hibner & Mary Kelly, Los Lonely Boys EP151 - Danny DeVito, Streeter Seidell & Amir Blumenfeld, Switchfoot EP152 - Sean “Diddy” Combs, Super Dave Osborne, Huey Lewis & the News EP153 - John Stamos, Emily VanCamp, the latest "Dancing with the Stars" castoff, OneRepublic EP154 - 50 Cent, Marv Albert EP155 - Carrie Underwood, Heidi Montag & Spencer Pratt EP156 - Robert Pattinson, Kristen Stewart, Taylor Lautner, Death Cab for Cutie EP157 - Heidi Klum, Ron Artest, Weezer EP158 - Charlize Theron, Regis Philbin, "Dancing with the Stars" winner Donny Osmond, Wolfmother EP159 - Charles Barkley, Peter Facinelli, Leona Lewis EP160 - Magic Johnson, Kellan Lutz, Trey Songz EP161 - Matt Dillon, Nikki Reed, Birdman featuring Jay Sean EP162 - Jake Gyllenhaal, Ashley Greene, Honor Society EP163 - Don Rickles, Anika Noni Rose, Band of Skulls EP164 - Pee-wee Herman, Jackie, Tito & Marlon Jackson, Passion Pit EP165 - William Shatner, animal trainer Kristin McMillan, Jay Sean EP166 - Steven Seagal, Eddie Pepitone EP167 - Ray Romano, Kim Kardashian, the Mighty Mighty Bosstones EP168 - Zach Braff, Nigel Lythgoe, Michael McDonald EP169 - Ty Pennington, 8-year-old Chicken Whisperer Joshua McCarthy, Norah Jones EP170 - Rachel McAdams, Johnny Galecki, Allison Iraheta EP171 - John Krasinski, James Cameron, Mary J. Blige