S10E1 - Christina Ricci, Mike 'The Situation' Sorrentino, Paul 'DJ Pauly D' DelVecchio, Vinny Guadagnino, Ronnie Ortiz-Magro, Mariachi El Bronx
None
Jan. 3, 2012, midnight
S10E2 - Kelsey Grammer, Octavia Spencer, Lloyd
None
Jan. 4, 2012, midnight
S10E3 - Tracy Morgan, Chris Paul, tUnE-yArDs
None
Jan. 5, 2012, midnight
S10E4 - Don Cheadle, David Cross, Boyz II Men
None
Jan. 6, 2012, midnight
S10E5 - Channing Tatum, Ben Flajnik, Uh Huh Her
None
Jan. 9, 2012, midnight
S10E6 - Randy Jackson, Dermot Mulroney, Will Hoge
None
Jan. 10, 2012, midnight
S10E7 - Woody Harrelson, Yvonne Strahovski, Rodney Atkins
None
Jan. 11, 2012, midnight
S10E8 - Meryl Streep, Stephen Merchant, Kina Grannis
None
Jan. 12, 2012, midnight
S10E9 - Katherine Heigl, Ne-Yo, Grouplove
None
Jan. 17, 2012, midnight
S10E10 - Will Arnett, Madeleine Stowe, Dana Gould
None
Jan. 18, 2012, midnight
S10E11 - Tom Arnold, Keke Palmer, Filter
None
Jan. 19, 2012, midnight
S10E12 - Terrence Howard, Thomas Horn, Safetysuit
None
Jan. 20, 2012, midnight
S10E13 - Kiefer Sutherland, Bear Grylls, Young the Giant
None
Jan. 23, 2012, midnight
S10E14 - Elizabeth Banks, Ben McKenzie, Mindless Behavior
None
Jan. 24, 2012, midnight
S10E15 - Cuba Gooding Jr., Sara Hyland, Big Freedia
None
Jan. 25, 2012, midnight
S10E16 - Andre Agassi, J.B. Smoove, Seal
None
Jan. 26, 2012, midnight
S10E17 - Kate Walsh, Marc Maron, Fishbone
None
Jan. 30, 2012, midnight
S10E18 - Martin Scorsese, Kenneth Branagh, Angels and Airwaves
None
Jan. 31, 2012, midnight
S10E19 - John Krasinski, Eloise Mumford, Gotye
Director Martin Scorsese ("Hugo"); Kenneth Branagh ("My Week With Marilyn"). Also: Angels & Airwaves perform.
Feb. 1, 2012, midnight
S10E20 - Gary Oldman, Tim Heidecker & Eric Wareheim, Korn
None
Feb. 2, 2012, midnight
S10E21 - Michelle Williams, Angela 'Big Ang' Raiola, Pitbull
None
Feb. 6, 2012, midnight
S10E22 - Antonio Banderas, Damon Wayans Jr., 50 Cent
None
Feb. 7, 2012, midnight
S10E23 - Nathan Fillion, Josh Hutcherson, Far East Movement
None
Feb. 8, 2012, midnight
S10E24 - Courteney Cox, Mario Manningham & Ahmad Bradshaw, Tony Bennett
None
Feb. 9, 2012, midnight
S10E25 - Jeff Goldblum, David Alan Grier, Lana Del Rey
None
Feb. 13, 2012, midnight
S10E26 - John Goodman, Kevin Nealon, Robin Thicke
None
Feb. 14, 2012, midnight
S10E27 - Sean 'Diddy' Combs, 'Science Bob' Pflugfelder, Miley Cyrus
None
Feb. 15, 2012, midnight
S10E28 - Chris Pine, Khloe Kardashian Odom, Puscifer
None
Feb. 16, 2012, midnight
S10E29 - Eric Stonestreet, Kate Upton, Jake Owen
None
Feb. 21, 2012, midnight
S10E30 - Jessica Alba, Rep. Barney Frank, Nathan Myhrvold, Tower of Power
None
Feb. 22, 2012, midnight
S10E31 - Joel McHale, Justin Theroux, Die Antwoord
None
Feb. 23, 2012, midnight
S10E32 - After the Oscars Special
Oprah Winfrey; Musical Guest Coldplay
Feb. 26, 2012, midnight
S10E33 - Steven Tyler, Harvey Weinstein, Melanie Fiona
None
Feb. 27, 2012, midnight
S10E34 - Maria Menounos; Mat Kearney
“Dancing with the Stars” contestant Maria Menounos; musical guest Mat Kearney.
Feb. 28, 2012, midnight
S10E35 - Ed Helms, Leslie Bibb, Wallpaper
None
Feb. 29, 2012, midnight
S10E36 - Joan Rivers, Nicki Minaj
None
March 1, 2012, midnight
S10E37 - Dr. Phil McGraw; “The Bachelor” runner-up Lindzi Cox; Keane
None
March 12, 2012, midnight
S10E38 - Will Ferrell; actress Ellie Kemper; Allen Stone
Actor/comedian Will Ferrell; actress Ellie Kemper; music from Allen Stone.
March 13, 2012, midnight
S10E39 - Jonah Hill; Busy Philipps; The Crystal Method feat. Martha Reeves
None
March 14, 2012, midnight
S10E40 - Channing Tatum; actor Genesis Rodriguez
Actor Channing Tatum; actress Genesis Rodriguez.
March 15, 2012, midnight
S10E41 - Jessica Simpson; Gael García Bernal
Actress Jessica Simpson; actor Gael García Bernal.
March 19, 2012, midnight
S10E42 - Kristen Bell; actor Ice Cube; KISS performs
Actress Kristen Bell; actor/musician Ice Cube; musical guests KISS.
March 20, 2012, midnight
S10E43 - Don Rickles; Amanda de Cadenet; Dr. Teeth and the Electric Mayhem
None
March 21, 2012, midnight
S10E44 - Kristin Chenoweth; racecar driver Jimmie Johnson; Neon Trees
None
March 22, 2012, midnight
S10E45 - Zooey Deschanel; actor Steven Seagal; Shinedown
Actress Zooey Deschanel; actor Steven Seagal; musical guests Shinedown.
March 26, 2012, midnight
S10E46 - Ashton Kutcher and Justin Bieber; All-American Rejects
None
March 27, 2012, midnight
S10E47 - Adam Carolla; professional basketball player Kevin Durant; White Rabbits
None
March 28, 2012, midnight
S10E48 - Carson Daly; actress Kristen Schaal
None
March 29, 2012, midnight
S10E49 - Seann William Scott; actress Christa Miller; Eli Young Band
None
April 2, 2012, midnight
S10E50 - Edie Falco; Amy Schumer
None
April 3, 2012, midnight
S10E51 - Jason Biggs; Lionel Richie and Billy Currington
None
April 4, 2012, midnight
S10E52 - Anthony Davis; actress Lena Headey; NeedToBreathe
None
April 5, 2012, midnight
S10E53 - LL Cool J; actor James Van Der Beek; Josh Baze
None
April 9, 2012, midnight
S10E54 - David Spade; Slash feat. Myles Kennedy
None
April 10, 2012, midnight
S10E55 - Ashley Judd; director Bobcat Goldthwait; The Civil Wars
None
April 11, 2012, midnight
S10E56 - Danny McBride; actress Dianna Agron; The Shins
None
April 12, 2012, midnight
S10E57 - Zac Efron; actress Krysten Ritter; Noel Gallagher
None
April 16, 2012, midnight
S10E58 - Mark Harmon; Dancing With the Stars castoff; Ashanti performs
None
April 17, 2012, midnight
S10E59 - Jennifer Love Hewitt; Chef Georgia Pellegrini; Jason Mraz
None
April 18, 2012, midnight
S10E60 - Gabourey Sidibe; Morgan Spurlock; Kasabian
None
April 19, 2012, midnight
S10E61 - Julia Louis-Dreyfus; Andy Hoang & Erik Salgado; The Hives
Actress Julia Louis-Dreyfus; Scrabble champions Andy Hoang & Erik Salgado; musical guests The Hives.
April 23, 2012, midnight
S10E62 - John Cusack; Vintage Trouble
None
April 24, 2012, midnight
S10E63 - Sharon Osbourne; Max Greenfield; LP
None
April 25, 2012, midnight
S10E64 - Emily Blunt; Dave Salmoni; Adam Lambert
None
April 26, 2012, midnight
S10E65 - Vanessa Williams; Jonny Lee Miller; Andrew Bird
None
April 30, 2012, midnight
S10E66 - David Arquette; Civil Twilight
None
May 1, 2012, midnight
S10E67 - William H. Macy; Eva Green; Brad
None
May 2, 2012, midnight
S10E68 - Scarlett Johansson; Roger Daltrey
None
May 3, 2012, midnight
S10E69 - Kristen Stewart; Chloë Grace Moretz; B.o.B.
None
May 7, 2012, midnight
S10E70 - Johnny Depp; Casey Wilson; Silversun Pickups
None
May 8, 2012, midnight
S10E71 - Steve Harvey; Dev Patel; Glenn Frey
None
May 9, 2012, midnight
S10E72 - Dr. Phil McGraw; Carrie Underwood
None
May 10, 2012, midnight
S10E73 - Drew Carey; Rita Wilson
None
May 16, 2012, midnight
S10E74 - Matthew Morrison; Beth Stern; Delta Spirit
None
May 17, 2012, midnight
S10E75 - Kristin Bell; Dax Shepard; Jason Mantzoukas; The Cult
None
May 18, 2012, midnight
S10E76 - Kathy Griffin; Emily Maynard; Gavin DeGraw
None
May 21, 2012, midnight
S10E77 - Patricia Heaton; Nikolaj Coster-Waldau; Lisa Marie Presley
None
May 22, 2012, midnight
S10E78 - Josh Brolin; Bethenny Frankel; Kimbra
None
May 23, 2012, midnight
S10E79 - Charlize Theron; Manny Pacquiao; Graffiti6
None
May 24, 2012, midnight
S10E80 - Christina Ricci; Chef Adam Perry; fun.
None
June 4, 2012, midnight
S10E81 - Andy Samberg; Edward Sharpe and the Magnetic Zeros
Actor/comedian Andy Samberg; National Spelling Bee Champion Snigdha Nandipati; musical guests Edward Sharpe & The Magnetic Zeros.
June 5, 2012, midnight
S10E82 - Kim Kardashian, Kourtney Kardashian and Khloe Kardashian Odom; Adam Carolla; K'Naan
None
June 6, 2012, midnight
S10E83 - Edward Norton; Leighton Meester; Dead Sara
None
June 7, 2012, midnight
S10E84 - Martin Short; Cee Lo Green; Goodie Mob
None
June 12, 2012, midnight
S10E85 - Jada Pinkett Smith; Matt Kemp; The Temper Trap
None
June 14, 2012, midnight
S10E86 - Sally Field; Kevin Love; Waka Flocka Flame
None
June 19, 2012, midnight
S10E87 - Anderson Cooper; Scott Caan; Metric
None
June 21, 2012, midnight
S10E88 - Katy Perry; Alex Pettyfer; The Offspring
None
June 25, 2012, midnight
S10E89 - Louis C.K.; Zoe Kazan
None
June 26, 2012, midnight
S10E90 - Matt LeBlanc; Selma Blair; Linkin Park
None
June 27, 2012, midnight
S10E91 - Howie Mandel; Chris Bosh; Linkin Park
None
June 28, 2012, midnight
S10E92 - Paul Reubens; Dreama Walker; Marina and the Diamonds
None
July 9, 2012, midnight
S10E93 - Gary Oldman; Rob Riggle; The Dirty Heads
None
July 10, 2012, midnight
S10E94 - Wanda Sykes; Joel Kinnaman; Serj Tankian
None
July 11, 2012, midnight
S10E95 - Billy Crudup; Fred Willard; Grace Potter and the Nocturnals
None
July 12, 2012, midnight
S10E96 - Bryan Cranston; Larry King; Zac Brown Band
None
July 16, 2012, midnight
S10E97 - Russell Brand; Olivia Munn; Matisyahu
None
July 17, 2012, midnight
S10E98 - Kate Beckinsale; Chris Harrison; Rubblebucket
None
July 18, 2012, midnight
S10E99 - Charlie Sheen; Nicole 'Snooki' Polizzi; Huey Lewis & Joe Cocker
None
July 19, 2012, midnight
S10E100 - Ben Stiller; Emily Maynard; The Head and the Heart
None
July 23, 2012, midnight
S10E101 - Jeremy Renner; Aaron Paul; Nas
None
July 24, 2012, midnight
S10E102 - Colin Farrell; Rosemarie DeWitt; Trey Songz
None
July 25, 2012, midnight
S10E103 - Jessica Biel; Rick Ross
None
July 26, 2012, midnight
S10E104 - David Duchovny; Jeff Ross; Alabama Shakes
None
Aug. 13, 2012, midnight
S10E105 - Joseph Gordon-Levitt; Rebel Wilson; Good Old War
None
Aug. 14, 2012, midnight
S10E106 - Thomas Haden Church; Rick Bayless; JJAMZ
None
Aug. 15, 2012, midnight
S10E107 - Jennifer Garner; Paul Scheer; The Fixx
None
Aug. 16, 2012, midnight
S10E108 - Tom Arnold; Ashley Greene; The Wood Brothers
None
Aug. 20, 2012, midnight
S10E109 - Gordon Ramsay; Jordin Sparks; Andy Grammer
None
Aug. 21, 2012, midnight
S10E110 - Robert Pattinson; Rick & Corey Harrison; Poliça
None
Aug. 22, 2012, midnight
S10E111 - Kyra Sedgwick; Nick Prueher & Joe Pickett; Josh Doyle
None
Aug. 23, 2012, midnight
S10E112 - Jamie Foxx; Cat Deeley; Imagine Dragons
None
Sept. 4, 2012, midnight
S10E113 - Bob Newhart; Kevin Hart; Miss Willie Brown
None
Sept. 5, 2012, midnight
S10E114 - Matt Stone & Trey Parker; Adam Scott; Everclear
None
Sept. 6, 2012, midnight
S10E115 - Lea Michele; Simon Bird; The Avett Brothers
None
Sept. 10, 2012, midnight
S10E116 - Dr. Phil McGraw; Dakota Johnson; Rita Ora
None
Sept. 11, 2012, midnight
S10E117 - Britney Spears & Simon Cowell; Slightly Stoopid
None
Sept. 12, 2012, midnight
S10E118 - Terry Bradshaw; Dave Matthews
None
Sept. 13, 2012, midnight
S10E119 - Matthew Perry; Josh Hamilton; Kreayshawn
None
Sept. 17, 2012, midnight
S10E120 - Richard Gere; Josh Radnor
None
Sept. 18, 2012, midnight
S10E121 - Julie Bowen; Nate Parker; The Afghan Whigs
None
Sept. 19, 2012, midnight
S10E122 - Julianna Margulies; Jessie Tyler Ferguson; The Killers
None
Sept. 24, 2012, midnight
S10E123 - Melanie Griffith; Kerry Washington; Alanis Morissette
None
Sept. 25, 2012, midnight
S10E124 - Keanu Reeves; Ginnifer Goodwin; Green Day
None
Sept. 26, 2012, midnight
S10E125 - Selena Gomez; Lenny Venito; Tony Bennett
None
Sept. 27, 2012, midnight
S10E126 - Zooey Deschanel; Maggie Grace; Electric Approach
None
Oct. 1, 2012, midnight
S10E127 - Ty Burrell; Chris Paul; Psy
None
Oct. 2, 2012, midnight
S10E128 - Amy Poehler; Alan Arkin; Garbage
None
Oct. 3, 2012, midnight
S10E129 - Zac Efron; Jack Black & Kyle Gass; Tenacious D
Zac Efron (The Paper Boy), Jack Black, Kyle Glass, Musical Guest Tenacious D
Oct. 4, 2012, midnight
S10E130 - Ben Affleck; Demi Lovato; Ben Howard
Ben Affleck (Argo), Demi Lovato (X Factor), Musical Guest Ben Howard
Oct. 8, 2012, midnight
S10E131 - Megan Mullally; Father John Misty
Megan Mullally (Smashed), Drew Lachey, Anna Trebunskaya, Helio Castroneves, Chelsie Hightower, Musical Guest Father John Misty
Oct. 9, 2012, midnight
S10E132 - Will Arnett; Chris Elliott; Dwight Yoakam
Will Arnett (Up All Night), Chris Elliot (The Guy Under the Sheets: The Unauthorized Autobiography), Musical Guest Dwight Yoakam
Oct. 10, 2012, midnight
S10E133 - Kevin James; Ezra Miller
Kevin James (Here Comes the Boom), Ezra Miller (The Perks of Being a Wallflower)
Oct. 11, 2012, midnight
S10E134 - Aziz Ansari; Alana “Honey Boo Boo” Thompson & June “Mama” Shannon; Josh Turner
Aziz Ansari (Parks and Recreation), Alana "Honey Boo Boo" Thompson and June "Mama" Shannon (Here Comes Honey Boo Boo), Musical Guest Josh Turner
Oct. 15, 2012, midnight
S10E135 - Don Rickles; Dancing with the Stars Castoff; Miguel
Don Rickles (Performing at the Taj Mahal in Atlantic City), Dancing with the Stars Castoff, Musical Guest Miguel
Oct. 16, 2012, midnight
S10E136 - Joel McHale; Joe Walsh
Joel McHale (Community), Joe Walsh, Musical Guest Joe Walsh
Oct. 17, 2012, midnight
S10E137 - Matthew Fox; Emily VanCamp; Paul Weller
Matthew Fox (Alex Cross), Emily VanCamp (Revenge), Musical Guest Paul Weller
Oct. 18, 2012, midnight
S10E138 - Russell Peters; Prince
Jerry O'Connell, Russell Peters, Musical Guest Prince
Oct. 23, 2012, midnight
S10E139 - Axl Rose; Ana Gasteyer; The Whigs
Axl Rose (The Guns and Roses Residency), Ana Gasteyer (Suburgatory), Musical Guest The Whigs
Oct. 24, 2012, midnight
S10E140 - Michelle Obama; Halle Berry; Ciara
First Lady Michelle Obama, Halle Berry (Cloud Atlas), Musical Guest Ciara
Oct. 25, 2012, midnight
S10E141 - Kelly Ripa; Alicia Keys
Kelly Ripa (Live with Kelly and Michael), Musical Guest Alicia Keys
Oct. 29, 2012, midnight
S10E142 - Howard Stern; Tracy Morgan; Sharon Jones and the Dap-Kings
Howard Stern, Tracy Morgan, Musical Guest Sharon Jones & the Dap-Kings
Oct. 30, 2012, midnight
S10E143 - David Letterman; Vampire Weekend
David Letterman ("Late Show with David Letterman"), Musical Guest Vampire Weekend.
Oct. 31, 2012, midnight
S10E144 - Jon Stewart & Stephen Colbert; The Avett Brothers with the Brooklyn Philharmonic
Jon Stewart ("The Daily Show") & Stephen Colbert ("The Colbert Report"), Musical Guest The Avett Brothers with the Brooklyn Philharmonic.
Nov. 1, 2012, midnight
S10E145 - Robert Pattinson; Chris Hardwick; Ben Folds Five
Robert Pattinson ("Twilight Saga: Breaking Dawn - Part 2"), Chris Hardwick ("Chris Hardwick: Mandroid"), Musical Guest Ben Folds Five.
Nov. 5, 2012, midnight
S10E146 - John Goodman; Hayden Panettiere; Machine Gun Kelly
John Goodman ("Flight"), Hayden Penettiere ("Nashville"), Music Guest Machine Gun Kelly.
Nov. 7, 2012, midnight
S10E147 - Kirstie Alley; Dave Salmoni; Tyler Bryant & The Shakedown
Kirstie Alley ("The Art of Men (I Prefer Mine Al Dente)"), Animal Trainer Dave Salmoni, Musical Guest Tyler Bryant & The Shakedown.
Nov. 8, 2012, midnight
S10E148 - Daniel Craig; Stephenie Meyer; Boys Like Girls
Daniel Craig ("Sky Fall"), Stephenie Meyer ("Twilight Saga: Breaking Dawn - Part 2"), Musical Guest Boys Like Girls.
Nov. 9, 2012, midnight
S10E149 - Jessica Lange; Adam Pally; Game feat. Tyga & Wiz Khalifa
Jessica Lange ("American Horry Story"), Adam Pally ("Happy Endings"), Musical Guest Game feat. Tyga & Wiz Khalifa.
Nov. 12, 2012, midnight
S10E150 - Christina Applegate; Youngblood Hawk
Christina Applegate ("Up All Night"), "Dancing with the Stars" Castoffs, Musical Guest Youngblood Hawk.
Nov. 13, 2012, midnight
S10E151 - Martin Short; Suraj Sharma; Ne-Yo
Martin Short, Suraj Sharma ("Life of Pi"), Musical Guest Ne-Yo.
Nov. 14, 2012, midnight
S10E152 - Mel Brooks; Jake Tapper; Jason Aldean
Mel Brooks, Jake Tapper ("The Outpost: An Untold Story of American Valor"), Musical Guest Jason Aldean.
Nov. 15, 2012, midnight
S10E153 - Eric Stonestreet; L.A. Reid; Aimee Mann & James Mercer
Eric Stonestreet ("Modern Family"), L.A. Reid ("X Factor"), Muiscal Guests Aimee Mann & James Mercer.
Nov. 19, 2012, midnight
S10E154 - Two Dancing with the Stars Castoffs; Andy Allo
Andy Garcia ("A Dark Truth"), "Dancing with the Stars" Castoffs, Musical Guest Andy Allo.
Nov. 20, 2012, midnight
S10E155 - Tim Allen; Manny Pacquiao; Flo Rida
Tim Allen ("Last Man Standing"), Manny Pacquiao, Musical Guest Flo Rida.
Nov. 21, 2012, midnight
S10E156 - Ryan Seacrest; Erin Andrews; Soundgarden
Ryan Seacrest ("Dick Clark's New Year's Rockin' Eve with Ryan Seacrest 2013"), Erin Andrews (FOX's College Football Pregame Show), Musical Guest Soundgarden.
Nov. 26, 2012, midnight
S10E157 - Reba McEntire; Mike Tyson; Youngblood Future
Reba McEntire ("Malibu Country"), Mike Tyson, Melissa Rycroft & Tony Dovolani ("Dancing with the Stars"), Musical Guest Future.
Nov. 27, 2012, midnight
S10E158 - Eric Bana; Damian Lewis; Wiz Khalifa
Eric Bana ("Dead Fall"), Damian Lewis ("Homeland"), Musical Guest Wiz Khalifa.
Nov. 28, 2012, midnight
S10E159 - Ted Danson; Emilia Clarke; Larry g(EE)
Ted Danson ("CSI: Crime Scene Investigation"), Emilia Clarke ("Game of Thrones"), Musical Guest Larry g(EE)
Dec. 10, 2012, midnight
S10E160 - Leslie Mann; Ted; Sarah Jaffe
Leslie Mann ("This Is 40"), Seth MacFarlane as Ted ("Ted"), Musical Guest Sarah Jaffe
Dec. 11, 2012, midnight
S10E161 - John Krasinski; Mike Birbiglia; Atlas Genius
John Krasinski ("Promised Land"), Mike Birbiglia ("Sleepwalk with Me"), Musical Guest Atlas Genius
Dec. 12, 2012, midnight
S10E162 - Zachary Knighton; Dan Deacon
TV host Carson Daly; actor Zachary Knighton ("Happy Endings"); musical guest Dan Deacon
Dec. 13, 2012, midnight
S10E163 - Hugh Jackman; Jenna Fischer; 2 Chainz
Hugh Jackman ("Les Misérables"), Jenna Fischer ("The Office"), Musical Guest 2 Chainz.
Dec. 17, 2012, midnight
S10E164 - Samuel L Jackson; Jersey Shore cast; Ed Sheeran
Samuel L. Jackson ("Django Unchained"); the cast of "Jersey Shore": Snooki, JWoww, Pauly D., Vinny, Sami, Ronnie, Mike and Deena; Musical Guest Ed Sheeran
Dec. 18, 2012, midnight
S10E165 - Eric Stonestreet; L.A. Reid; Aimee Mann and James Mercer
None
Dec. 19, 2012, midnight
S10E166 - Jessica Lange; Adam Pally; Game featuring Tyga
None
Dec. 20, 2012, midnight