Jethro Tull are a progressive rock band who popularized in the late sixties to early seventies. Their frontman, Ian Anderson, is renowned for his highly innovative flute playing while uniquely standing on one foot (a la Pan). Their hits include Living In The Past, Aqualung, Locomotive Breath, and Bungle In The Jungle. They were invited to Woodstock, but refused. They have a distinct sound and widely enjoyed fanbase.