Jimmy Fallon's David Bowie Impression Is 100 Percent Serious

Backed up by Chris Martin, Jimmy Fallon honored David Bowie with a solemn cover of 'Life On Mars?'

Jake Gyllenhaal Straight Up Bombed His Lord Of The Rings Audition

Jake Gyllenhaal completely bombed his Frodo audition for "Lord of the Rings."

Beyoncé And Bruno Mars Secretly Challenged Chris Martin To A Dance-Off At The Super Bowl

Beyoncé and Bruno Mars convinced Chris Martin to compete in a dance-off during their Super Bowl 50 halftime show.

Zayn Hits All The High Notes On Swoon-Worthy New Song ‘It’s You'

Zayn Malik premiered new song "It's You" on The Tonight Show Starring Jimmy Fallon and revealed his solo album's cover art.

Watch Jimmy Fallon And Natalie Portman Become Sia To Sing With Sia

Sia, Natalie Portman, The Roots and Jimmy Fallon remake "Iko Iko."

Rashida Jones And Jimmy Fallon Transformed Taylor Swift, Drake And Rihanna Into Holiday Songs

Rashida Jones and Jimmy Fallon honored their annual tradition of transforming the year's most popular songs into holiday themes.

Watch The Star Of 'Hamilton' Drop Rhymes About Dinosaurs And Pumpkin Pie

Creator and star of 'Hamilton: the Musical,' Lin-Manuel Miranda, took part in a freestyle rap battle on 'The Tonight Show' with Jimmy Fallon.

Jimmy Fallon Fell And Hurt Himself... Again

Jimmy Fallon fell and injured himself at a Harvard Lampoon award ceremony.

Gabrielle Union Hilariously Parodies Rihanna, The Weeknd And More

Gabrielle Union and Jimmy Fallon take on Rihanna, The Weeknd and more in this hilarious parody vid.

'The Tonight Show' Sprung A Pop Culture Quiz On New York Comic Con Attendees

Jimmy Fallon sent a "Tonight Show" writer to quiz New York Comic Con attendees on their pop culture knowledge.

Jimmy Fallon's 'Empire' Parody Doesn't Drip-Drop A Beat

Jimmy Fallon perfectly parodied "Empire" on last night's "Tonight Show Starring Jimmy Fallon."

9 Times Jimmy Fallon Saved 'SNL' By Totally Screwing It Up

The 'Tonight Show' host turns 41 today, and we're celebrating by looking back on some of his most awesome and awful 'SNL' screw-ups.

Ellen Degeneres Murders 'Bitch Better Have My Money' In A Lip Sync Battle: Watch

Ellen Degeneres won the latest "Tonight Show" lip syncing competition with Rihanna's hit song about debt repayment.

Justin Timberlake And Jimmy Fallon Are Back With Another Awesome 'History Of Rap'

Justin Timberlake's latest "Tonight Show" appearance included a new "History of Rap" medley for your enjoyment.

Jimmy Fallon Hurt Himself Again And Is Clearly Not Having A Great Summer

"The Tonight Show" host Jimmy Fallon chipped his tooth while trying to take care of his injured hand.

Kevin Spacey Did A Duet With Billy Joel, Because Of Course He Would

Kevin Spacey tells Jimmy Fallon on "The Tonight Show" how he ended up playing the harmonica part in "Piano Man" with Billy Joel.

From Fallon To Colbert, Here Are The 9 Most Dead-On Donald Trump Impressions

No matter what you think about Donald Trump, you've gotta admit -- watching late night talk show hosts do impersonations of the guy literally never gets old. Here are some of the best ones we've ever seen.

Watch U2 Shock Fans By Busking In The New York City Subway

U2 donned disguises and busked in the New York City subway for an episode of "The Tonight Show Starring Jimmy Fallon."

Watch Scarlett Johansson Trap Jimmy Fallon Inside A Box Of Lies

The 'Avengers: Age of Ultron' actor faces off against the Tonight Show host in an intense battle of the wits. Can she lie her way to victory?

Watch Kristen Wiig Become The 'Game Of Thrones' Khaleesi In The Weirdest Tonight Show Interview Ever

The Mother of Dragons gets a bizarre makeover thanks to Kristen Wiig, as she swings by the Tonight Show with Jimmy Fallon as the fan-favorite 'Game of Thrones' hero.

This Might Be Robert Downey Jr.'s Most Emotional Interview Yet

Robert Downey Jr. delivers what may be his most emotional interview yet when he plays Jimmy Fallon's "Emotional Interview" game.

Watch Dwayne Johnson 'Shake If Off' In Epic 'Lip Sync Battle' Against Jimmy Fallon

The Rock channels Taylor Swift, as the 'Furious 7' lip-syncs 'Shake it Off' in a stunning showdown against the 'Tonight Show' host.

Jimmy Fallon Belts Out His Best Musical Number Yet, Guest Starring… Himself?

Fallon sings 'Barbara Ann' by The Beach Boys, with musical support from five other Jimmy Fallons. Don't worry, it'll make sense when you watch it.

Kelly Clarkson Finally Found The Perfect Duet Partner

Kelly Clarkson found the perfect singing partner on Monday night when she played "History of Duets" with Jimmy Fallon on "The Tonight Show."