Watch: "I Want It That Way" On Classroom Instruments

The Backstreet Boys joined Jimmy Fallon and The Roots on classroom instruments to play "I Want It That Way" last night.

June 29, 2018

(Photo by Larry McCormack/The Tennessean via USA TODAY NETWORK)

Jimmy, The Backstreet Boys, and The Roots performed "I Want It That Way" on classroom instruments.