1960s rock 'n' roll from the Yorkville scene
Eventually, he started spending more time in Yorkville, where he could be found playing his guitar into the wee hours of the morning on the steps of a church on Avenue Road. That's when he formed yet another band: David Clayton-Thomas & The Bossmen. He wrote "Brain Washed" in 1966 as an angry protest against the war in Vietnam.
The song was a hit. It roared up the CHUM charts all the way to #6 — and stayed in the top 50 for 11 straight weeks.
Soon, he would leave Toronto. After playing a gig with the blues giant John Lee Hooker, he followed him south to New York City. That's where David Clayton-Thomas finally started singing with the band that would make him famous: Blood, Sweat & Tears.