17x127 - Robert Downey Jr., OK Go

April 28, 2010

Actor Robert Downey Jr. (Iron Man 2); OK Go performs.

17x128 - Gwyneth Paltrow, Broadway cast of ``American Idiot''

April 29, 2010

Actress Gwyneth Paltrow (Iron Man 2); a performance by the Broadway cast of ``American Idiot.''

17x129 - David Beckham, Mike Birbiglia, Hold Steady

April 30, 2010

Professional soccer player David Beckham; comic Mike Birbiglia; the Hold Steady performs.

17x130 - Mickey Rourke, Jim Parsons, eliminated ``American Idol'' contestant Siobhan Magnus

May 3, 2010

Actor Mickey Rourke (Iron Man 2); actor Jim Parsons (The Big Bang Theory); eliminated ``American Idol'' contestant Siobhan Magnus.

17x131 - Russell Crowe, Sharon Jones and the Dap-Kings

May 4, 2010

Actor Russell Crowe (Robin Hood); Sharon Jones and the Dap-Kings (CD, "I Learned the Hard Way") perform.

17x132 - Jack Hanna, Kerry Washington, Willie Nelson

May 5, 2010

Animal handler Jack Hanna; actress Kerry Washington; Willie Nelson performs.

17x133 - Brian Williams, Beth Ostrosky Stern, Court Yard Hounds

May 6, 2010

Journalist Brian Williams; author Beth Ostrosky Stern; Court Yard Hounds perform.

17x134 - Amanda Peet, Nick Griffin, Wale

May 7, 2010

Actress Amanda Peet (Please Give); comic Nick Griffin; Wale (CD, "Attention Deficit") performs.

17x135 - Evangeline Lilly, Sam Rockwell, Aaron Kelly, Million Dollar Quartet

May 10, 2010

Actress Evangeline Lilly; actor Sam Rockwell; eliminated ``American Idol'' contestant Aaron Kelly; a performance by the Broadway cast of ``Million Dollar Quartet.''

17x136 - Queen Latifah, Will Forte, MGMT performs, Dallas Braden presents the Top Ten List

May 11, 2010

Actress Queen Latifah; actor Will Forte; MGMT performs; Oakland Athletics pitcher Dallas Braden presents the Top Ten List.

17x137 - Michael Keaton, Jenna Fischer

May 12, 2010

Actor Michael Keaton; actress Jenna Fischer.

17x138 - Alec Baldwin, The National

May 13, 2010

Actor Alec Baldwin; the National performs.

17x139 - Mike Myers, Tom Dreesen

May 14, 2010

Actor Mike Myers; comic Tom Dreesen.

17x140 - Matthew Fox, Zac Brown Band,

May 17, 2010

Matthew Fox; Zac Brown Band; Jason Randal; Michael Lynche.

17x141 - Jonah Hill, Janelle Monae, John Carney, a Top Ten List presented by Miss USA Rima Fakih

May 18, 2010

Jonah Hill; Janelle Monáe; John Carney; Miss USA Rima Fakih presents the Top Ten list.

17x142 - Russell Brand, Johnny

May 19, 2010

Russell Brand; Johnny Ace Palmer; Stone Temple Pilots; Damon Lindelof and Carlton Cuse.

17x143 - Katherine Heigl, Steve Cohen, Band of Horses

May 20, 2010

Actress Katherine Heigl; magician Steve Cohen; Band of Horses performs.

17x144 - Ashton Kutcher, Larry Miller, Michael Ammar, Brooks & Dunn with Reba McEntire

May 21, 2010

Ashton Kutcher; Larry Miller; Brooks & Dunn; Michael Ammar; Reba McEntire.

17x145 - Jake Gyllenhaal, Dr. Edward B. Overton

May 24, 2010

17x146 - Sarah Jessica Parker, the Black Keys

May 25, 2010

17x147 - Don Rickles, Piedmont Bird Callers, John Prine with Yim Yames of My Morning Jacket

May 26, 2010

17x148 - Jessica Biel, Lee DeWyze

June 7, 2010

17x149 - Kate Hudson, Indianapolis 500 winner Dario Franchitti, Sarah McLachlan

June 8, 2010

17x150 - Bradley Cooper, Khloe & Kourtney Kardashian, Christina Aguilera

June 9, 2010

17x151 - Jaden Smith

June 10, 2010

17x152 - Sean Hayes, Robert Klein, Allison Moorer

June 11, 2010

17x153 - Helen Mirren, Colin Hanks

June 14, 2010

17x154 - Devo

June 15, 2010

17x155 - Diddy, Emeril Lagasse, Dirty Money, John Goodman

June 16, 2010

17x156 - Miley Cyrus, Rick Harrison

June 17, 2010

Actress Miley Cyrus, TV personality Rick Harrison.

17x157 - Jada Pinkett Smith, Larry Miller, Fred Eaglesmith

June 18, 2010

Actress Jada Pinkett Smith; comic Larry Miller; Fred Eaglesmith performs.

17x158 - Salma Hayek, Chris

June 21, 2010

Actress Salma Hayek (Grown Ups), Chris "Mad Dog" Russo

17x159 - Regis Philbin, Trombone Shorty & Orleans Avenue

June 22, 2010

Regis Philbin (Daytime Emmy Awards), Trombone Shorty & Orleans Avenue (CD, "Backatown")

17x160 - Adam Sandler, Bettye LaVette

June 23, 2010

Actor Adam Sandler( Grown Ups); Bettye LaVette (CD, "Interpretations: The British Rock Songbook") performs.

17x161 - Kevin James, Thomas L. Friedman

June 24, 2010

Actor Kevin James (Grown Ups), journalist Thomas L. Friedman (Book, "Hot, Flat, and Crowded 2.0: Why We Need a Green Revolution--and How It Can Renew America")

17x162 - Jay-Z, Eminem

June 25, 2010

Jay-Z (CD, "The Blueprint 3"), Top Ten with Eminem, Jay-Z and Eminem (CD, "Recovery")

17x163 - Kristen Stewart, Gary Faulkner, Tokyo Police Club, Top Ten with John Isner

June 28, 2010

Guests include actress Kristen Stewart (The Twilight Saga: Eclipse), Gary Faulkner (Guy who tried to hunt down Osama bin Laden), with musical geust Tokyo Police Club (CD, "Champ") and a Top Ten with John Isner (Winner of the Longest Tennis Match in History)

17x164 - Dolly Parton, Landon Donovan

June 29, 2010

Singer Dolly Parton (Hallmark's Dolly Celebrates 25 Years of Dollywood), Landon Donovan (USA National Soccer Team).

17x165 - Julianne Moore, Mike Massimino, The New Pornographers

June 30, 2010

Actress Julianne Moore (The Kids Are All Right); astronaut Mike Massimino; The New Pornographers perform (CD, "Together").

17x166 - Taylor Lautner, Barry Sonnenfeld

July 1, 2010

Actor Taylor Lautner (The Twilight Saga: Eclipse); director Barry Sonnenfeld.

17x167 - Nicolas Cage, Steel Train

July 12, 2010

Actor Nicolas Cage (The Sorcerer's Apprentice); Steel Train (CD, "Steel Train") performs.

17x168 - Kristin Chenoweth, Jonathan Alter, M.I.A.

July 13, 2010

Actress Kristin Chenoweth (Broadway's "Promises, Promises"); journalist Jonathan Alter (Book, "The Promise: President Obama, Year One"); M.I.A. (CD, "Maya") performs.

17x169 - Joseph Gordon-Levitt, Laurie Anderson

July 14, 2010

Summer toy demonstration; actor Joseph Gordon-Levitt (Inception); Laurie Anderson (CD, "Homeland") performs.

17x170 - Kyra Sedgwick, Bret Michaels, Jimmy Cliff

July 15, 2010

Actress Kyra Sedgwick (The Closer); singer Bret Michaels (CD, "Custom Built"); Jimmy Cliff (CD, "Existence") performs.

17x171 - Sylvester Stallone, Rob Corddry, Robyn

July 19, 2010

Actor Sylvester Stallone; actor Rob Corddry; Robyn performs.

17x172 - Steve Carell, Selena Gomez, Sheryl Crow

July 20, 2010

Actor Steve Carell; actress Selena Gomez; Sheryl Crow performs.

17x173 - Bill Murray, Alejandro Escovedo

July 21, 2010

Actor Bill Murray; Alejandro Escovedo performs.

17x174 - Joan Rivers, Bill Burr, Steve Winwood

July 22, 2010

Comic Joan Rivers; comic Bill Burr; Steve Winwood performs.

17x175 - Denis Leary, Albert Pujols, Jimmy Webb

July 26, 2010

Actor Denis Leary; MLB player Albert Pujols; Jimmy Webb performs.

17x176 - Luke Wilson, Kristen Schaal, Dierks Bentley

July 27, 2010

Actor Luke Wilson; actress Kristen Schaal; Dierks Bentley performs.

17x178 - Paul Rudd, Bill Burr, Interpol

July 29, 2010

Actor Paul Rudd; comic Bill Burr; Interpol performs.

17x179 - Will Ferrell, Nas and Damian Marley

August 2, 2010

Actor Will Ferrell (The Other Guys); Nas and Damian Marley (CD , "Distant Relatives") perform.

17x180 - Michael Cera, Rachel Maddow, Herbie Hancock

August 3, 2010

Actor Michael Cera (Scott Pilgrim vs. The World); TV show host Rachel Maddow (The Rachel Maddow Show); Herbie Hancock (CD, "The Imagine Project") performs.

17x181 - Julia Roberts, The Dead Weather

August 4, 2010

Actress Julia Roberts (Eat, Pray, Love); The Dead Weather (CD, "Sea of Cowards") performs.

17x182 - Mark Wahlberg, Cory Kahaney, VV Brown

August 5, 2010

Actor Mark Wahlberg (The Other Guys); Dock Diving Dogs; comedian Cory Kahaney; VV Brown (CD, "Traveling Like The Light") performs.

17x183 - Brian Williams, Big Boi

August 23, 2010

17x186 - Drew Berrymore, Katy Perry

August 24, 2010

Actress Drew Berrymore; Katy Perry performs.

17x187 - Christina Applegate, Tom Dreesen, The Pretty Reckless

August 25, 2010

Dave welcomes actress Christina Applegate, comedian Tom Dreesen and The Pretty Reckless performs.

17x188 - Anne Heche, Ken Burns, The Specials

August 26, 2010

Dave welcomes actress Anne Heche, documentarian Ken Burns and The Specials perform.

17x189 - Jessica Alba, Jimmie Walker, Ryan Bingham & The Dead Horses

August 30, 2010

Dave welcomes actress Jessica Alba, comic Jimmie Walker and Ryan Bingham & The Dead Horses.

17x190 - Katie Holmes, Rick Harrison

September 7, 2010

17x191 - Julianna Margulies, the Black Angels

September 8, 2010

17x192 - Jack Hanna, Jamey Johnson

September 9, 2010

17x193 - Bill Clinton, Chromeo

September 20, 2010

17x194 - Simon Baker, Nicole

September 21, 2010

17x195 - Joaquin Phoenix, Tom Jones

September 22, 2010

17x196 - James Franco, Sofia Vergara, Shakira

September 23, 2010

17x197 - Shia LaBeouf, Brian Regan, Jimmy Eat World

September 24, 2010

17x198 - Katherine Heigl, Daniel Dae Kim

September 27, 2010

17x199 - Jon Stewart, N.E.R.D.

September 28, 2010

17x200 - Mayor Michael Bloomberg, Jesse Eisenberg

September 29, 2010

17x201 - Tom Selleck, Janet Elder, Tired Pony

September 30, 2010

17x202 - Blake Lively, Michael C. Hall, Drake

October 1, 2010

17x203 - Bruce Willis, will.i.am with Nicki Minaj

October 4, 2010

17x204 - Tony Blair, Mavis Staples with Jeff Tweedy

October 5, 2010

17x205 - David Axelrod, Julie Chen

October 6, 2010

17x206 - Stephen Colbert, Johnny Knoxville, Gorillaz

October 7, 2010

17x207 - Rachael Ray, Allan Havey, Antony & the Johnsons

October 8, 2010

17x208 - Jim Parsons, Geoffrey Canada, Mark Ronson with Q-Tip and MNDR

October 11, 2010

17x209 - Matt Damon, My Morning Jacket

October 12, 2010

17x210 - Hilary Swank

October 13, 2010

17x211 - Diddy, Emma Stone, Diddy-Dirty Money

October 14, 2010

17x212 - David Duchovny

October 15, 2010

17x213 - Charles Barkley, Garry Dell'Abate, Kings of Leon

October 25, 2010

17x214 - Taylor Swift, Seth Meyers

October 26, 2010

17x215 - Dana Carvey

October 27, 2010

17x216 - Will Ferrell, Kid Cudi

October 28, 2010

17x217 - Michael J. Fox, Shaun White

October 29, 2010

17x218 - Robert Downey Jr., Elvis Costello

November 1, 2010

17x219 - Episode 219

November 2, 2010

17x220 - Tina Fey

November 3, 2010

17x221 - Chilean Miner Edison Pena

November 4, 2010

17x222 - Steve Martin

November 5, 2010

17x223 - Harrison Ford, Cee Lo Green

November 8, 2010

17x224 - Denzel Washington, Bon Jovi

November 9, 2010

17x225 - Russell Crowe, Quincy Jones, Snoop Dogg

November 10, 2010

17x226 - Cher, Bruno Mars

November 11, 2010

17x227 - Kelly Ripa, Greg Fitzsimmons,Reba McEntire

November 12, 2010