Jethro Tull are a British rock band formed in Blackpool, Lancashire in 1967. Initially playing blues rock and jazz fusion, the band soon incorporated elements of English folk music, hard rock and classical music, forging a signature progressive rock sound. The group's founder, bandleader, principal composer, lead vocalist, and only constant member is Ian Anderson, a multi-instrumentalist who mainly plays flute and acoustic guitar. The group has featured a succession of musicians throughout the d