WATCH: Miley Cyrus Sings ‘We Can’t Stop’ A Cappella With Jimmy Fallon

Jimmy Fallon, Miley Cyrus & The Roots Sing "We Can't Stop" (A Cappella)Jimmy, Miley, and The Roots perform an a cappella version of "We Can't Stop." Subscribe NOW to The Tonight Show Starring Jimmy Fallon: http://bit.ly/1nwT1aN Watch The Tonight Show Starring Jimmy Fallon Weeknights 11:35/10:35c Get more Jimmy Fallon: Follow Jimmy: http://Twitter.com/JimmyFallon Like Jimmy: https://Facebook.com/JimmyFallon Get more The Tonight Show Starring Jimmy Fallon: Follow The Tonight Show: http://Twitter.com/FallonTonight Like The Tonight Show: https://Facebook.com/FallonTonight The Tonight Show Tumblr: http://fallontonight.tumblr.com/ Get more NBC: NBC YouTube: http://bit.ly/1dM1qBH Like NBC: http://Facebook.com/NBC Follow NBC: http://Twitter.com/NBC NBC Tumblr: http://nbctv.tumblr.com/ The Tonight Show Starring Jimmy Fallon features hilarious highlights from the show including: comedy sketches, music parodies, celebrity interviews, ridiculous games, and, of course, Jimmy's Thank You Notes and hashtags! You'll also find behind the scenes videos and other great web exclusives. Jimmy Fallon, Miley Cyrus & The Roots Sing "We Can't Stop" (A Cappella) http://www.youtube.com/fallontonight #MileyCyrus #FallonTonight #JimmyFallon2013-10-09T04:30:00.000Z

Jimmy Fallon and his “posse,” aka The Roots, thought it would be a great idea to sing a cappella with Miley Cyrus to her song “We Can’t Stop.” And, they were right. It was an awesome idea. Check out the hilarious video above.

For more Miley: