WATCH: The Who play classroom instruments with The Roots and Fallon


The Who's Pete Townshend and Roger Daltrey joined The Roots and Jimmy Fallon as part of The Tonight Show Starring Jimmy Fallon's "Classroom Instruments" segment this week.

The legendary rockers joined in on a rendition of "Won't Get Fooled Again" with Townshend playing a tiny toy guitar and Daltrey playing a mini toy tambourine.