Jimmy Fallon

WATCH: Justin Timberlake Writes Seth Meyers A "Late Night" Theme SongWith no new albums or film projects to promote, Justin Timberlake seems to have a bit of free time on his hands!
Watch Ariana Grande Nail Impressions Of Britney Spears, Christina AguileraGrande went up against Jimmy Fallon to battle it out in the ‘Wheel of Musical Impressions,’ and the “One Last Time” singer pretty much killed it.
Watch Jimmy Fallon and Justin Timberlake's 'History Of Rap 6'From Whodini to Fetty Wap, it kind of covered everything.
Justin Bieber Discusses His Emotional MTV VMA's PerformanceHe also performed his new song, and had a drum-off with Questlove.
Perez Hilton's Daily Update: Tracy Morgan Is Married!
WATCH: Jimmy Fallon Impersonates Donald Trump On "Tonight Show"Jimmy Fallon can't help but wonder how frontrunner Donald Trump is preparing for the first Republican primary presidential debate.
Tom Cruise Takes on Jimmy Fallon in Epic Lip Synch BattleCruise took mercy on Fallon and declined to use "Old Time Rock and Roll."
WATCH: Judd Apatow Impersonates Bill Cosby During "Tonight Show" Stand-Up RoutineThe "Trainwreck" director has been one of Cosby's most vocal critics, frequently commenting on the numerous allegations of sexual assault.
Jimmy Fallon Describes His Gross Hand InjuryWe had no idea how serious Fallon's injury was until he explained what happened.
WATCH: Ed Sheeran Covers Fetty Wap's "Trap Queen"
Jimmy Fallon & Pitbull Are Not Smarter Than a 5th Grader: WatchHow close are we to the sun? Neither knows.
WATCH: Jack Black's Son Spends $3K On iPad App PurchasesThe comedian has since deactivated the in-app purchase option on his iPad, but he's still waiting on that refund.