Did you know Blood Sweat & Tears played Woodstock? Why weren’t they included in the film and soundtrack footage? We find out the answer to that and much more as our conversation with former BS&T frontman David Clayton Thomas continues. He discusses how his friendship with bluesman John Lee Hooker helped jumpstart his career in New York, and how no one expected the runaway success of the band’s second album, which sold 10 million copies in its first year of release.