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Season 2 • Episode 23
Actor Bradley Cooper; singer Harry Connick, Jr.; Big K.R.I.T. performs with Raphael Saadiq.
Actress Nicole Kidman; stand-up comedian Patton Oswalt; The War on Drugs performs.
Actor Liam Neeson; actor Fred Armisen; Carrie Brownstein performs; comedian Simon Amstell.
Actress Lena Dunham; actor J.K. Simmons; rapper Ghostface Killah performs with special music guests rapper AZ and Kool G Rap.
Actor Don Cheadle; actress Kate Bosworth; rapper LeCrae performs
Actor Charlie Day; animal expert Jeff Musial; Darius Rucker performs
Actor Chris Hemsworth; actress Sienna Miller; hip-hop artist Joey Bada$$ performs
Actress Gwyneth Paltrow; actor Josh Gad; Panda Bear performs
Actor Kevin Hart; actor Jay Baruchel; singer-songwriter Meghan Trainor.
Journalist Brian Williams; actress Victoria Justice; technology journalist Joshua Topolsky.
Actress Jennifer Lopez; actor Anthony Mackie; comic Iliza Shlesinger.
Actor Jude Law; actress Keri Russell; Fall Out Boy performs.
Actress Jennifer Aniston; business magnate Bill Gates; chef Mario Batali.
Musician Blake Shelton; journalist Bob Costas; Mötley Crue performs.
TV host Ryan Seacrest; actress Taraji P. Henson; Maddie & Tae perform.
Talk-show host Ellen DeGeneres; Neil Young performs; Doc Severinsen sits in with The Roots.
Actor Vin Diesel; actor Carl Reiner; professional basketball player Kobe Bryant; Iggy Azalea and Jennifer Hudson perform.
Actor Will Smith; actress Rosamund Pike; Jack White performs.
Actor Jamie Dornan; Sports Illustrated Swimsuit cover model Hannah Davis; Sheppard performs.
Actress Dakota Johnson; actor Anthony Anderson; Mark Ronson performs.
Actor Hugh Grant; sports analyst Charles Barkley; comic Kyle Kinane.
Actor Colin Firth; actor Jack McBrayer; Triumph, the Insult Comic Dog; The Weeknd performs.
Actor Samuel L. Jackson; actor Norman Reedus; Jessie J. performs with The Roots.
Actor Edward Norton; Craig Robinson; Imagine Dragons performs
Singer-songwriter Taylor Swift; TV host John Oliver; Imagine Dragons perform.
Actress Sigourney Weaver; TV host Andy Cohen; Ella Henderson performs.
Actor Martin Short; actress Ruth Wilson; Walk the Moon performs.
Actor Kevin Bacon; actress Amy Sedaris; Nick Jonas performs.
Singer Christina Aguilera; TV host Jeff Probst; Kid Rock performs.
Actor Josh Duhamel; actress Gabrielle Union; Charlie Wilson performs.
Actor Ice-T; actor Andrew Rannells; Lupe Fiasco performs with The Roots.
Actor James Spader; actress Margot Robbie; musician Tobias Jesso Jr performs
Actor Josh Hutcherson; actresses Abbi Jacobson and Ilana Glazer; chef Michael Schlow.
Actor Ryan Reynolds; actor Terrence Howard; Kelly Clarkson performs.
Actress Judi Dench; actor Ansel Elgort; Gza and Tom Morello perform with The Roots.
Actor Danny DeVito; actress Zoe Kravitz; comic Artie Lange.
Actor Hugh Jackman; actress Tiffani Thiessen; Hozier performs.
Actor Jim Parsons; actor Miles Teller; Wiz Khalifa performs.
Actress Jennifer Garner; actor Eugene Levy; Modest Mouse performs.
Actor Will Ferrell; actress Chelsea Peretti; Boots performs.
Actor Ben Stiller; fashion consultant Tim Gunn; Rixton performs.
Actor Jeremy Piven; singer Ariana Grande; technology journalist Joshua Topolsky; Andy Summers performs with The Roots.
Actress January Jones; professional golfer Bubba Watson; Brandon Flowers performs
Actress Elizabeth Banks; mixed martial artist Ronda Rousey; Little Big Town performs.
Former GOP presidential candidate Mitt Romney; actress Grace Helbig; G Unit performs with The Roots.
Actor Alan Cumming; actress Carey Mulligan; Ludacris performs with The Roots.
Actor Will Forte; musician Adam Horovitz; TV personality Jeremy Wade.
Actress Helen Mirren; actor Oscar Isaac; Wale performs with The Roots.
Actor Ethan Hawke; TV personalities Willie and Korie Robertson; Alt-J performs.
Musician Pharrell; TV producers Roma Downey and Mark Burnett; Milky Chance performs.
First lady Michelle Obama; actor Matthew Morrison; Smashing Pumpkins perform.
Actor Ricky Gervais; actress Jordana Brewster; Elle King performs; Boz Scaggs sits in with The Roots.
Actor Michael Douglas; actress Kat Dennings; St. Vincent performs.
Actor Louis C.K.; actress Sophia Bush; Who Is Fancy performs.
Actress Julia Louis-Dreyfus; actor Scott Eastwood; Flo Rida performs with The Roots.
Actor Nikolaj Coster-Waldau; Madonna performs.
Actor Kevin James; actress Vanessa Hudgens; illusionist Dan White.
Actor/musician LL Cool J; actress Rose Byrne; rapper Big Sean.
Actress Blake Lively; producer Brian Grazer; comic Nate Bargatze; Weird Al Yankovic performs with The Roots.
Actor Russell Crowe; NJ governor Chris Christie; musician Kenny Chesney performs.
Actor Chris Evans; comedy troupe Monty Python; LunchMoney Lewis performs with The Roots.
Actor Chris Pratt; actress Elizabeth Olsen; "Fallonventions."
Actor Robert Downey Jr.; author Fran Lebowitz; Zac Brown Band performs.
Actor Jeremy Renner; actress; Edie Falco; Tori Kelly performs
Actress Kristen Wiig; actor Thomas Middleditch; Josh Groban performs
Actress Scarlett Johansson; comic David Steinberg; Blur performs.
Actress Helen Hunt; actor Jesse Eisenberg; My Morning Jacket performs.
Actor Jack Black; TV personality Melissa Rivers; comic Jeff Garlin.
Actress Sofia Vergara; actor James Marsden; Fetty Wap performs.
Actress Kerry Washington; actor Jesse Tyler Ferguson; Noel Gallagher performs.
Actress Jane Fonda; rapper Sean "Diddy" Combs; The Vaccines perform; Jeff Bradshaw performs with The Roots.
Actress Charlize Theron; journalist Tom Brokaw; Death Cab for Cutie performs.
Actress Anna Kendrick; actor Terry Crews; Nate Ruess performs with The Roots; Unlocking the Truth performs with The Roots.
Actress Rebel Wilson; actress Rosie Huntington-Whiteley; Faith No More performs.
TV show host Bill O'Reilly; Snoop Dogg performs with The Roots.
Actress Queen Latifah; actor Sam Rockwell; a performance from "Something Rotten!"
Actor Hugh Jackman; actor Nick Offerman; Janelle Monáe performs with The Roots.
Actor Jamie Foxx; actress Carla Gugino; Jamie Foxx performs with Kid Ink.
Actor David Duchovny; comic Jeff Foxworthy; Pitbull performs; Kevin Eubanks performs with The Roots.
Actor Dwayne Johnson; Meghan Trainor performs with John Legend.
Musician Sting; actor Kevin Connolly; scientist Kevin Delaney.
Actress Melissa McCarthy; Ed Sheeran performs; Terence Blanchard performs with The Roots.
Actor Jude Law; actress Bryce Dallas Howard; Florence and the Machine performs.
Actor Jason Statham; actor Adrian Grenier; comic Elayne Boosler.
Actor John Cusack; actress Chita Rivera; Ricky Martin performs.
Actress Amanda Seyfried; actor Marlon Wayans; Jason Derulo performs with The Roots.
Actors Larry David and Jason Alexander; actress Natasha Leggero; Alabama Shakes perform.
Actor Denis Leary; actress Molly Shannon; Kacey Musgraves performs.
TV host Whoopi Goldberg; actor Christian Slater; Of Monsters and Men perform.
Actor David Spade; actress Jennette McCurdy; A$AP Rocky performs with The Roots.
Actor Aziz Ansari; actress Taylor Schilling; Adam Lambert performs; Larry Campbell performs with The Roots.
Actor Billy Crystal; Courtney Barnett performs.
Actor Mark Ruffalo; actor Alan Rickman; James Taylor performs.
Actor Colin Farrell; actor Jason Schwartzman; Elmo.
Actor Vince Vaughn; comic Jim Gaffigan; Ryn Weaver performs.
Actor Seth MacFarlane; actress Amber Heard; Leon Bridges performs.
Actor Channing Tatum; actor Mo Rocca; X Ambassadors performs.
No episode description available.
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Actor Alan Cumming; actress Carey Mulligan; Ludacris performs with The Roots.
Actor Will Forte; musician Adam Horovitz; TV personality Jeremy Wade.
Actress Helen Mirren; actor Oscar Isaac; Wale performs with The Roots.
Actor Ethan Hawke; TV personalities Willie and Korie Robertson; Alt-J performs.
Musician Pharrell; TV producers Roma Downey and Mark Burnett; Milky Chance performs.
First lady Michelle Obama; actor Matthew Morrison; Smashing Pumpkins perform.
Actor Ricky Gervais; actress Jordana Brewster; Elle King performs; Boz Scaggs sits in with The Roots.
Actor Michael Douglas; actress Kat Dennings; St. Vincent performs.
Actress Julia Louis-Dreyfus; actor Scott Eastwood; Flo Rida performs with The Roots.
Actor Kevin James; actress Vanessa Hudgens; illusionist Dan White.
Actress Blake Lively; producer Brian Grazer; comic Nate Bargatze; Weird Al Yankovic performs with The Roots.
Actor Russell Crowe; New Jersey Gov. Chris Christie (R); Kenny Chesney performs.
Actor Chris Evans; comedy troupe Monty Python; LunchMoney Lewis performs with The Roots.
Actor Robert Downey Jr.; author Fran Lebowitz; Zac Brown Band performs.
Actress Kristen Wiig; actor Thomas Middleditch; Josh Groban performs.
Actress Scarlett Johansson; comic David Steinberg; Blur performs.
Actress Helen Hunt; actor Jesse Eisenberg; My Morning Jacket performs.
Actor Jack Black; TV personality Melissa Rivers; comic Jeff Garlin.
Actress Sofia Vergara; actor James Marsden; Fetty Wap performs.
Actress Kerry Washington; actor Jesse Tyler Ferguson; Noel Gallagher performs.
Actress Jane Fonda; rapper Sean "Diddy" Combs; The Vaccines perform; Jeff Bradshaw performs with The Roots.
Actress Charlize Theron; journalist Tom Brokaw; Death Cab for Cutie performs.
Actress Anna Kendrick; actor Terry Crews; Nate Ruess performs with The Roots; Unlocking the Truth performs with The Roots.
Actress Rebel Wilson; actress Rosie Huntington-Whiteley; Faith No More performs.
TV show host Bill O'Reilly; Snoop Dogg performs with The Roots.
Actress Queen Latifah; actor Sam Rockwell; a performance from "Something Rotten!"
Actor Hugh Jackman; actor Nick Offerman; Janelle Monáe performs with The Roots.
Actor Jamie Foxx; actress Carla Gugino; Jamie Foxx performs with Kid Ink.
No episode description available.
Actor Dwayne Johnson; Meghan Trainor performs with John Legend.
Musician Sting; actor Kevin Connolly; scientist Kevin Delaney.
Actress Melissa McCarthy; Ed Sheeran performs; Terence Blanchard performs with The Roots.
Actor Jude Law; actress Bryce Dallas Howard; Florence and the Machine performs.
Actor Jason Statham; actor Adrian Grenier; comic Elayne Boosler.
Actress Amanda Seyfried; actor Marlon Wayans; Jason Derulo performs with The Roots.
Actors Larry David and Jason Alexander; actress Natasha Leggero; Alabama Shakes perform.
Actor Denis Leary; actress Molly Shannon; Kacey Musgraves performs.
TV host Whoopi Goldberg; actor Christian Slater; Of Monsters and Men perform.
Actor David Spade; actress Jennette McCurdy; A$AP Rocky performs with The Roots.
Actor Aziz Ansari; actress Taylor Schilling; Adam Lambert performs; Larry Campbell performs with The Roots.
Actor Mark Ruffalo; actor Alan Rickman; James Taylor performs.
Actor Seth MacFarlane; actress Amber Heard; Leon Bridges performs.
Actor Channing Tatum; actor David Oyelowo; X Ambassadors performs.
Kate Holmes, David Wain & Michael Showalter, Sage the Gemini featuring Nick Jonas
Rachel Maddow, Artie Lange, Michael McDonald & the Doobie Brothers
Justin Timberlake, Ellen DeGeneres, Macklemore & Ryan Lewis
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Joseph Gordon-Levitt, Chris Hardwick, Big Grams, Mickey Dolenz
Hugh Jackman, Shaquille O'Neal, Talib Kweli, Warren Haynes
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