Conan

Seth Rogen, Lea Michele and musical guest Jack White

Tom Hanks, Jack McBrayer and musical guest Soundgarden

Jon Hamm, Charlyne Yi and musical guest Fistful of Mercy

Michael Cera, Julie Bowen and comedian Jon Dore

LL Cool J, B.J. Novak and musical guest Sharon Jones & The Dap-Kings

Harrison Ford, Rosario Dawson and comedian Reggie Watts

Jesse Eisenberg, Venus Williams and musical guest The Decemberists

Christina Aguilera, Zachary Levi

Eva Mendes, Bob Saget and musical guest Neon Trees

Jim Parsons, Marisa Miller and comedian Brendon Walsh

Charles Barkley, Dr Drew Pinksy and comedian Bo Burnham

Kim, Kourtney and Khloe Kardashian, Kevin Nealon and musical guest Deerhunter

Nicole Kidman, Charlie Day and musical guest Lauren Pritchard

Rainn Wilson, Roberta Mancino and musical guest Christina Perri

Ray Romano, Arianna Huffington

Sarah Silverman, Michio Kaku and musical guest She & Him

Gwyneth Paltrow, T.J. Miller and musical guest Jimmy Eat World

Seth Green, Tim Meadows and musical guest Broken Bells

Amy Adams, Roger Waters and musical guest Edward Sharpe & The Magnetic Zeros

Mark Wahlberg, Charles Phoenix and musical guest Jenny & Johhny

Aaron Eckhart, Mary Lynn Rajskub and musical guest Beach House

Kevin Spacey, Kristen Schaal and musical guest Los Lobos

Jack Black, Erika Nelson and musical guest Jimmie Vaughan

Jason Segel, Shane Smith and comedian Reggie Watts

Adam Sandler, Donald Glover and musical guest Guster

Javier Bardem, Rashida Jones and musical guest Steel Train

Denis Leary, Ice Cube and comedian Tim Minchin

Ricky Gervais, Kaitlin Olson and musical guest Cheap Trick

Cameron Diaz, Dax Shepard and musical guest My Chemical Romance

Jennifer Garner, Gabriel Iglesias and musical guest Social Distortion

Natalie Portman, Chris Pratt and musical guest Keyshia Cole

William H Macy, Marc Maron and musical guest Aloe Blacc

Larry King, Shaun White and musical guest Iron and Wine

Steven Ho, Patton Oswalt and musical guest Wanda Jackson

Jon Cryer, Nick Thune and musical guest Motorhead

Jane Lynch, Joe Buck and musical guest The Ghost of a Saber Tooth Tiger

Amy Poehler, Tim and Eric and musical guest Randy Rogers Band

Jennifer Aniston, Nick Offerman and musical guest Peter Bjorn and John

Kobe Bryant, Camilla Belle and comedian Jamie Kilstein

Lisa Kudrow, Mike O'Malley and musical guest Interpol

Jeff Bridges, Nick Swardson and musical guest Far East Movement

Craig Ferguson, Kevin Hart and musical guest Red

Curtis '50 Cent' Jackson, Chris Elliott and musical guest Ray LaMontagne

Seth MacFarlane, Brooklyn Decker and comedian Dana Gould

Justin Bieber, Claire Smith and musical guest The Black Keys

Dr Phil McGraw, Ginnifer Goodwin and a parkour performance by Jump City: Seattle

Martin Lawrence, Fred Armisen and comedian Reggie Watts

Martin Short, Chris Bosh and musical guest Nicole Atkins

Ed Helms, Carmelo Anthony and musical guest Chromeo

Matthew Perry, Mike Sorrentino and musical guest Jason Aldean

Jason Sudeikis, Brandon T. Jackson and musical guest G-Love

Cory Monteith, Stephen Merchant and comedian Kumal Nanjiani

Marisa Tomei, Harland Williams and musical guest Fitz & The Tantrums

Piers Morgan, Emmy Rossum and comedian Nick Griffin

Chelsea Handler, Anthony Mackie and musical guest Mavis Staples

Emily Blunt, Martha Stewart and musical guest Taio Cruz

Seth Green, Mike Tyson and musical guest Travis Barker

Nigel Marven, Gary Oldman and musical guest Drive-by Truckers

Pee-Wee Herman, Edmund Morris and comedian Shane Mauss

Seth Rogen, Brittany Snow and musical guest Lykke Li

Sarah Silverman, Biz Stone and comedian Pete Holmes

Eric Stonestreet, Sarah Chalke and musical guest Teddy Thompson

Vanessa Hudgens, Mike Mizanin and musical guest Grace Potter

Jake Gyllenhaal, Randy Jackson and musical guest Panic! at the Disco

Paul Giamatti, Olivia Munn and musical guest Little Big Town

Greg Kinnear, Steve Schirripa and comedian Mo Mandel

Johnny Knoxville, Kaley Cuoco and musical guest Thompson Square

Russell Brand, Kloe Kardashian and comedian Roy Wood Jr

Tracy Morgan, Charlyne Yi and musical guest Infantree

Danny McBride, Jeremy Wade and musical guest OneRepublic

Jack McBrayer, Colin Quinn and musical guest Hanson

Chris O Donnell, Lil' John and musical guest PJ Harvey

Gordon Ramsay, Hayden Panettiere and comedian Ryan Stout

Dax Shepard, Anthony Anderson and musical guest The Kills

Matthew Morrison, Alexis Bledel and musical guest Queens of the Stone Age

Emma Roberts, Damon Wayans Jr and musical guest Scala & Kolacny Brothers

Tina Fey, Dr. Sanjay Gupta and musical guest Plan B

Tyler Perry, Morgan Spurlock and musical guest The Strokes

Reese Witherspoon, Joseph Gordon-Levitt and musical guest The Head and the Heart

Will Ferrell, Paul Bettany and musical guest James Blunt

Steve Martin, Atticus Shaffer

Eva Mendes, Dan Dunn and musical guest The Belle Brigade

John Krasinski, Blake Griffin and comedian Ian Edwards

Demetri Martin, Kat Dennings and musical guest Amos Lee

Zach Braff, Judd Apatow and comedian Al Madrigal

Jon Hamm, Miranda Kerr and musical guest Ke$ha

Magic Johnson, Maggie Q and comedian Jen Kirkman

Zach Galifianakis, Sig Hansen and musical guest Raphael Saadiq

Norm Macdonald, Todd Phillips and musical guest The Joy Formidable

Bradley Cooper, Chris O'Dowd and comedian Jimmy Carr

Ken Jeong, Rebel Wilson and musical guest Yeasayer

Topher Grace, Melissa McCarthy and musical guest Beardyman

Dave Salmoni, Kevin Nealon and musical guest Ben Harper

Ice-T, Breckin Meyer and musical guest Flogging Molly