Episode 1: Al Sharpton, Kenny Mayne

Episode 2: Carmen Electra, Autolux

Episode 3: John Mayer Trio

Episode 4: Cheryl Hines, David Banner

Episode 5: Dominic Monaghan, Lil' Wayne

Episode 6: Quentin Tarantino, Tia Carrere, John Daly

Episode 7: David Boreanaz, Henry Phillips

Episode 8: Evangeline Lilly, Jonathan Rhys-Meyers, Giant Drag

Episode 9: John Mayer Trio, Steve-O

Episode 10: Michael Chiklis, Roselyn Sanchez, Bo Bice

Episode 11: Adewale Akinnuoye-Agbaje, Drew Lachey, Chamillionaire ft. Lil' Flip

Episode 12: Method Man, Motion City Soundtrack, Jerry Bruckheimer

Episode 13: David Gest, Feist

Episode 14: Regis Philbin, Jordana Brewster, She Wants Revenge

Episode 15: Jerry Rice, Mike Epps, Mike O'Connell

Episode 16: Martin Lawrence, Dem Franchize Boyz ft. Bow Wow, Jermaine Dupri

Episode 17: Kid Rock, David Alan Grier

Episode 18: David Spade, Rob Schneider, Jon Heder, Dwele

Episode 19: Michael Irvin, Jeff Daniels, The Four Tops, Buddy Guy

Episode 20: Jessica Alba, Anthony Anderson, The Four Tops

Episode 21: SuperBowl Episode

Episode 22: Mischa Barton, Travis Barker & Shanna Moakler, James Blunt

Episode 23: Jorge Garcia, Dan Naturman, Nelly

Episode 24: Wilmer Valderrama, Dan Naturman, Golden Brooks, Dwight Yoakam

Episode 25: Nick Cannon, Kathy Griffin, Damian Marley

Episode 26: Steve Coogan, Travis Stork, Daddy Yankee

Episode 27: Freddie Prinze, Jr., John Daly, Jacks Mannequin

Episode 28: Flavor Flav

Episode 29: Fred Savage, Harold Perrineau Jr., Yellowcard

Episode 30: Jack Osbourne, Carolyn Murphy, Dem Franchize Boyz

Episode 31: Shaun White, Steve Harvey, Hawthorne Heights

Episode 32: Kathie Lee Gifford, Yehya Mohamed, Augustana

Playing

Episode 33: Simon Cowell, Jennifer Esposito, Dilated Peoples

Episode 34: Cuba Gooding Jr., Mike Birbiglia

Episode 35: Paul Walker, Hannah Teter, Bow Wow, Travis Barker

Episode 36: Kelly Ripa, Tracy Morgan

Episode 37: Stacy Keibler, Howie Mandel, Three Six Mafia

Episode 38: Jamie Oliver, Sasha Cohen, OK Go

Episode 39: After the Academy Awards

Episode 40: Zooey Deschanel, Dave Sheridan, Panic! At the Disco

Episode 41: Amanda Bynes, Chuck Lidell, Jamie Cullum

Episode 42: Michael Rapaport, Elisha Cuthbert, Matisyahu

Episode 43: John Lydon, Orlando Jones, Jim Gaffigan

Episode 44: Ice Cube, Elantu B. Veovode, Nine Black Alps

Episode 45: Adam Brody, John Cena, Juvenile featuring Galactic

Episode 46: Randy Jackson, Janet Reno, Hard-Fi

Episode 47: James Caan, Justin Chambers, The Tossers

Episode 48: Hulk Hogan, Yunjin Kim, Harold & Darrell Allen

Episode 49: George Lopez, Duane "Dog" Chapman, the Sounds

Episode 50: Jamie-Lynn Sigler, Larry the Cable Guy, Gogol Bordello

Episode 51: Kiefer Sutherland, Rocco DeLuca

Episode 52: Seth Green, Chop from "King of Cars," Anthony Jeselnik, John Anderson

Episode 53: Anthony Anderson, Pete Rose

Episode 54: Carmen Electra, David Gest, People in Planes

Episode 55: Tori Spelling, C. Thomas Howell, T.I.

Episode 56: Rebecca Romijn, Judge Marilyn Milian, T-Pain

Episode 57: Chris Matthews, Craig Bierko

Episode 58: Wilmer Valderamma, Chris Elliott, The Wiggles

Episode 59: Charlie Sheen, Rube Goldberg Contest winners, K.T. Tunstall

Episode 60: Paula Abdul, Enrico Colantoni, Mighty Gonzalez

Episode 61: Cheryl Hines, Landon Donovan, Bril

Episode 62: Eva Longoria, Dick Cavett, Dresden Dolls

Episode 63: Regis Philbin, Barry Watson, Mike Birbiglia

Episode 64: Natasha Henstridge, Robert Wuhl, the cast of MTV's "Call to Greatness"

Episode 65: LL Cool J, Robert Klein

Episode 66: Guy Pearce, Ludacris, Atmosphere

Episode 67: Susan Lucci, Adam Carolla, Rihanna

Episode 68: Joe Gannascoli, Kellie Pickler, Adam Carolla, Godsmack

Episode 69: Jenny McCarthy, Seth MacFarlane, The Cult

Episode 70: Sir Ian McKellen, Jared Leto, Franz Ferdinand

Episode 71: Chris O'Donnell, American Chopper Guys

Episode 72: Kathie Lee Gifford, Isaiah Washington, Art Brut

Episode 73: Famke Janssen, Jared Leto, 30 Seconds to Mars

Episode 74: Carl Reiner, Ashley Tisdale, Ivan Kane's Royal Jelly dancers, Martin Fry

Episode 75: Reggie Bush, Pat O'Brien, Lacuna Coil

Episode 76: Jamie Kennedy, Daryl Hannah, Jonathan Rice

Episode 77: Rev. Jesse Jackson, Jimmy Bennett, Nick Lachey

Episode 78: Dominic Monaghan, J.J. Abrams, Taking Back Sunday

Episode 79: Katherine Heigl, James Pickens Jr., Chandra Wilson, Ben Lee

Episode 80: Drew Carey, Malcolm David Kelley, Christina Milian

Episode 81: Teri Hatcher, Umphrey's McGee featuring Huey Lewis

Episode 82: Sarah Silverman, Artie Lange, Hoobastank

Episode 83: Sarah Silverman, James Cramer, Denny "Average Homeboy" Blaze

Episode 84: Julia Stiles, Jason Ritter, Atreyu

Episode 85: Jon Favreau, Mike Iaconelli, Elefant

Episode 86: Dane Cook, Brett Ratner

Episode 87: Ice Cube, Paget Brewster

Episode 88: Jessica Alba, Larry the Cable Guy, Him

Episode 89: Rosie Perez, Jared Hess, Elefant

Episode 90: John C. Reilly, Gary Gulman

Episode 91: Jaime Pressly, Xzibit, The Streets

Episode 92: Luke Perry, Jean Smart, Huey Lewis

Episode 93: Jack Black, Wolfmother

Episode 94: Fiona Apple

Episode 95: Ozzy Osbourne, Anthony Bourdain

Episode 96: Bonnie Hunt, Phil Gordon, Buckcherry

Episode 97: Geena Davis, Louis C.K., Jeff Corwin

Episode 98: Mariah Carey, Rob Zombie

Episode 99: Jason Alexander, Meagan Good, Jamie Kennedy

Episode 100: Tommy Lee, 98-year-old high school student Josephine Belasco, Greg Fitzsimmons, the Fixx

Episode 101: George Foreman, psychotherapist Richard Cohen, Blue October

Episode 102: Kathy Griffin, Jason Gray-Stanford, the Brand New Heavies

Episode 103: Ed Burns, NBA Finals MVP Dwayne Wade, Flyleaf

Episode 104: Tracy Morgan, Shaun Alexander, Sonic Youth

Episode 105: Lance Armstrong, Matt Dallas, Smoosh

Episode 106: Brittany Murphy, Danica Patrick, Eagles of Death Metal

Episode 107: Terrell Owens, Rainn Wilson, Rascal Flatts

Episode 108: Shawn & Marlon Wayans, Fred Willard, Korn

Episode 109: Robin Williams, Anna Faris, Rhymefest

Episode 110: Allison Janney, Morgan Spurlock, Jurassic 5

Episode 111: Rosario Dawson, Jesse Metcalf, the Flaming Lips

Episode 112: Gene Simmons, Jeff Ross, the Elected

Episode 113: Jon Cryer, the Dudesons, Los Lonely Boys

Episode 114: Regis Philbin, Trevor Fehrman, Pharrell

Episode 115: Flavor Flav, Leslie Bibb, Ben Harper

Episode 116: Sandra Oh, Jewel

Episode 117: Cheryl Hines, Shaun White, Russell Peters

Episode 118: Will Ferrell, Bobby Cannavale, Under the Influence of Giants

Episode 119: Matt Dillon, Justin Long, Ziggy Marley

Episode 120: Jonathan Winters, Kenan Thompson, Against Me!

Episode 121: Paul Reubens, snake handler Jules Sylvester, Obie Trice, Leonid "the Magnificent" Filatov

Episode 122: Samuel L. Jackson, Elisha Cuthbert, Cobra Starship

Episode 123: Heidi Klum, Dave Navarro, Panic Channel

Episode 124: Hillary Duff, Ultimate Fighting Champion Chuck Lidell, Anti-Flag

Episode 125: Tom Cavanaugh, Tommy Chong, Cartel

Episode 126: Anthony Michael Hall, Joan & Melissa Rivers, the Red Jumpsuit Apparatus

Episode 127: Kevin Nealon, Jay Chandrasekhar, Pat Green

Episode 128: Tommy Lee, Wayne Brady, Starsailor

Episode 129: Michael Rapaport, Jimmie Johnson, Jo Koy, Wayman Tisdale

Episode 130: Lauren Holly, private investigator Vinny Parco, the Roots

Episode 131: Ron Livingston, Toby Keith

Episode 132: Anthony Michael Hall, James Carville, Robert Randolph and the Family Band

Episode 133: Tyra Banks, Jason Statham, Papa Roach

Episode 134: Orlando Bloom, Emily Deschanel, Lyfe Jennings

Episode 135: Diane Lane, celebrity photographer Yehya Mohamed, Chingy

Episode 136: Chris Elliott, Rachel Bilson, LeToya

Episode 137: Sarah Silverman, Lionel Richie

Episode 138: Zach Braff, Xzibit, Josh Radin

Episode 139: Dwayne "The Rock" Johnson, Bam Margera, Lupe Fiasco

Episode 140: Felicity Huffman, Jet Li, Human League

Episode 141: Johnny Knoxville, Kim Raver, Patrizio

Episode 142: George Lopez, Clay Aiken

Episode 143: Jon Heder, Don, Mole and Perry, The Red Jumpsuit Apparatus

Episode 144: Evangeline Lilly, Anthony Anderson, Ludacris

Episode 145: Eva Longoria, Artie Lange

Episode 146: Dax Shepard, Jordana Brewster, The Killers

Episode 147: Dane Cook, Emilie de Ravin, The Killers

Episode 148: Jessica Simpson, Carlos Mencia, The Killers

Episode 149: Andy Dick, Diora Baird, Jet

Episode 150: Jason Lee, America Ferrera, Gym Class Heroes

Episode 151: Wanda Sykes, Sun Ming Ming, Ruben Studdard

Episode 152: Robin Williams, Rod Stewart

Episode 153: Justin Timberlake, Kate Walsh

Episode 154: John Stamos, Bobcat Goldthwait, Ivan Kane's Royal Jelly

Episode 155: Anne Heche

Episode 156: Ted Danson, Jennifer Tilly, Xzibit

Episode 157: Terry Bradshaw, Matt Davis, Lloyd Banks

Episode 158: Kathy Griffin, Shawnee Smith, Meat Loaf

Episode 159: Sharon Osbourne, Josh Radnor, the Wreckers

Episode 160: Roseanne Barr, Joseph Cross

Episode 161: Val Kilmer, Bowling for Soup

Episode 162: Lauren Graham, Ricardo Chavira, Anita Baker

Episode 163: Diddy, Tony Hawk

Episode 164: Julia Louis-Dreyfus, Lady Sovereign

Episode 165: Don Rickles, Nick and Aaron Carter, The Hold Steady

Episode 166: Pamela Anderson, Geraldo Rivera, Brent Simon

Episode 167: Tracy Morgan, Jerry Springer, Akon

Episode 168: Brittany Murphy, Shia LaBeouf, John Legend

Episode 169: Greg Kinnear, Marla Sokoloff, Sherrod Small

Episode 170: Billy Crystal, Ricky Martin

Episode 171: Teri Hatcher, Gary Brolsma, Rock Star Supernova

Episode 172: Regis Philbin, Jay-Z

Episode 173: Wilmer Valderrama, Michael Irvin, Chris Daughtry

Episode 174: Taye Diggs, Teri Garr, Todd Glass

Episode 175: Rachel Weisz, Chi McBride, Jenny Lewis

Episode 176: Elijah Wood, Tichina Arnold, Mute Math

Episode 177: David Allen Grier, Tatum O'Neal, Lily Allen

Episode 178: Thandie Newton, Peter Falk, Bow Wow with Chris Brown

Episode 179: Tom Arnold, Jo Frost, Corinne Bailey Rae

Episode 180: Ted Danson, Mary J. Blige

Episode 181: Jessica Biel, Mario Batali, Fantasia

Episode 182: Shawn and Marlon Wayans, Eric Dane, The Living End

Episode 183: Ryan Seacrest, Beck

Episode 184: Howard Stern, Forest Whitaker, Nas

Episode 185: Matthew Fox, Lawrence Taylor, +44

Episode 186: Adam Carolla, Giovanni Ribisi, OK Go

Episode 187: Sylvester Stallone, Gnarls Barkley

Episode 188: Matthew McConaughey, Yao Ming, Tracy McGrady, Hall & Oates

Episode 189: Episode 189