Grammy Award-winning musician and singer-songwriter who incorporated jazz, blues, zydeco, and funk into his music. He recorded more than 20 albums.
He worked as a producer at Ace Records when he was 16 years old.
He was inducted into the Rock 'n' Roll Hall of Fame by John Legend in 2011.
He was married to Cat Yellen.
He inspired Dr. Teeth, the Jim Henson Muppets character.