Roger Daltrey and Pete Townshend of The Who joined Jimmy and The Roots on a version of "Won't Get Fooled Again" using classroom instruments.

The Who are currently on tour with a 49-piece orchestra. They are playing in Nashville tonight. (Thursday)

Roger Daltrey - Vocals, Tambourine
Pete Townshend - Vocals, Ukulele
Jimmy Fallon - Vocals, Casio Keyboard, Wood Block

Credit: The Tonight Show Starring Jimmy Fallon