Jimmy Fallon, Meghan Trainor & The Roots Sing "All About That Bass" (w/ Classroom Inst

Meghan Trainor stops by the Tonight Show Music Room to perform "All About That Bass."

Jimmy Fallon - wood block, bass drum, Casio keyboard
Meghan Trainor - vocals, triangle
Questlove - hand clappers
Mark Kelley - kazoo
Kamal Gray - xylophone
James Poyser - melodica
Captain Kirk - ukulele
Frank Knuckles - bongos
Tuba Gooding Jr. - kazoo, apple shaker, banana shaker
Black Thought -- tambourine

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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, Meghan Trainor & The Roots Sing "All About That Bass" (w/ Classroom Instruments)
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