Billy Gardell, Krysten Ritter
Billy Connolly, Meghan Rath
Steven Wright, Genesis Rodriguez
Tim Allen, Margaret Cho
Julie Chen, Angela Kinsey
Jenna Elfman, Guillermo Del Toro
Lena Dunham, Bill Pullman
Don Cheadle, DJ Qualls
Julia Stiles, Jerry Ferrara, Tom Cotter
Carrie Fisher, Steven Yeun
Kathy Griffin, Michael Weatherly
Simon Helberg, Maria Bamford
Dominic Monaghan, Ellie Kemper
Rashida Jones, Julie Gonzalo
Joe Theismann, Ariel Tweto
Super Bowl Special with Steve Carell, Channing Tatum, Julie Chen, Neil Patrick Harris, Nikki Reed, Drew Brees
Zooey Deschanel, Adhir Kalyan
David Boreanaz, Alison Becker
Emmy Rossum, Jon Ronson
Amanda Peet, Paul Williams
Alfred Molina, Ophira Eisenberg
Julie Andrews, Grace Park
Ted Danson, Teresa Palmer
Russell Brand, Allison Williams
George Lopez, Sutton Foster
Jane Lynch, Mario Lopez
Jacki Weaver, Nicola Benedetti
Jon Cryer, Melissa Benoist
Lisa Kudrow, Bonnie Raitt
Molly Shannon, Kunal Nayyar
William Shatner, Alona Tal
Keith Olbermann, Coco Rocha
Sharon Osbourne, Matthew Lillard
Tom Lennon, Mike Tyson
David Duchovny, Ashley Madewke
Trace Adkins, Naya Rivera
Katheryn Winnick, Jeffrey Dean Morgan
Larry King, Abbie Cornish
Christina Hendricks, Jackie Collins
Zach Braff, Gillian Jacobs
Chi McBride, Laurie Holden
George Hamilton, Jessica Lucas
Minnie Driver, Ben Schwartz
Olivia Wilde, Windell Middlebrooks
Monica Potter, Jim Rome
Megan Mullally, Alison Brie
Seth Green, Jenna-Louise Coleman
Michelle Monaghan, John Green, Tone Bell
Aaron Eckhart, Kellie Pickler
Bradley Cooper, Wolfgang Puck
Morgan Freeman, Vera Farmiga
Sarah Chalke, Lawrence Block
Don Rickles, Radha Mitchell
Max Greenfield, Debbie Reynolds
Ryan Seacrest, Jane Levy
Julia Louis-Dreyfus, Myq Kaplan, He's My Brother She's My Sister
Carl Reiner, Anna Chlumsky
Jason Biggs, Keke Palmer
Rob Lowe, Larry King
Selma Blair, Nathan Fielder
Kelly Osbourne, Breckin Meyer
Ginnifer Goodwin, Salman Rushdie
Harrison Ford, Melissa Rauch
Kat Dennings, Philip Kerr
Kevin Bacon, Rebecca Hall
Rainn Wilson, Karen Gillan
Zac Efron, Anna Quindlen
Robin Wright, Myq Kaplan
Mary McCormack, Jim O'Heir
Larry the Cable Guy, Abigail Spencer
Michael Ian Black, Lena Headey
Pierce Brosnan, Tone Bell
Angela Kinsey, Simon Amstell
Isla Fisher, Jim Rash
Ryan Seacrest, Andrea Osvart
Lauren Graham, Ben Dukes
Bob Saget, Sarah Hyland
Andy Dick, Cat Deeley
Ray Liotta, DeAnne Smith, Pistol Annies
Ice-T, Paula Poundstone
Paul Reiser, Yunjin Kim
Heather Graham, David Benioff
Zach Galifianakis, Andrea Riseborough
Ben Kingsley, Alia Shawkat
Ellen Page, George Stroumboulopoulos
Howie Mandel, Brit Marling
Anne Heche, Jeff Garlin
Kathy Griffin, Bad Rabbits
Olga Kurylenko, Steven Tyler
Bill Maher, Cat Cora
Sanjay Gupta, Gretchen Wilson
Betty White, Sarah Paulson
Ethan Hawke, Jamie Chung
Jonah Hill, Tony Kanaan
Hugh Dancy, Margaret Cho
Valerie Bertinelli, Adam Ray
Seth Rogen, Elisabeth Moss
Emily Mortimer, Barry Rothbart
Carson Kressley, Rachelle Lefevre
Angie Harmon, Ben Mezrich
Rosie Perez, The Rubens
Lewis Black, Matt Morales
Maggie Gyllenhaal, Matt Goldich
Toni Collette, Dylan Moran
Breckin Meyer, Wendie Malick
Sandra Bullock, Jim McDonald
Channing Tatum, Marc Maron
Tenacious D, Moon Bloodgood
Heather Locklear, Louie Anderson
Morgan Freeman, Cathy Ladman
Cedric the Entertainer, Jess Weixler
Maria Bello, Scott Adsit
Jeff Daniels, Sarah Tiana
Julie Chen, Michael Palascak
Jon Hamm, Georgia King
Anthony Hopkins, Jes Macallan
Jeffrey Tambor, Cristela Alonzo
Jane Lynch, Goo Goo Dolls
Tim Meadows, Sara Bareilles
Larry King, Tim Meadows
Matt Smith, Teri Polo
Bill Hader, Shohreh Aghdashloo
Lisa Kudrow, Michael McDonald
Henry Winkler, Valerie Azlynn
Jane Leeves, Ahna O'Reilly, the Backstreet Boys
Anthony Edwards, Georgia King
Josh Wolf, Jeff Kurr
Minnie Driver, Baron Vaughn
Diane Kruger, Tony Hale
James Marsden, Meghan Markle
Keith Olbermann, Esther Povitsky