Adele joins Jimmy and The Roots in the Tonight Show Music Room to perform "Hello" with classroom instruments. Instrument list below: Adele - vocals, flip phone Jimmy Fallon - wood block, huge bass drum, Casio keyboard Questlove - hand clappers, orange shaker Kamal Gray - xylophone James Poyser - melodica Captain Kirk - ukulele Tuba Gooding Jr. - kazoo, banana shaker Mark Kelley - kazoo Frank Knuckles - bongos Black Thought -- tambourine 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/ NBC Google+: https://plus.google.com/+NBC/posts 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, Adele & The Roots Sing "Hello" (w/Classroom Instruments) http://www.youtube.com/fallontonight