"Sir Duke" is a song composed and performed by Stevie Wonder from his 1976 album Songs in the Key of Life. Released as a single in 1977, the track topped the U.S. Billboard Hot 100 and Black Singles charts, and reached number two in the UK Singles... Wikipedia
B-side: "He's Misstra Know-It-All"
Label: Tamla
Length: 3:52
Released: March 22, 1977
Songwriter(s): Stevie Wonder