Arthur Terence Galt MacDermot (December 18, 1928 – December 17, 2018) was a Canadian-American composer, pianist and writer of musical theatre. He won a Grammy Award for the song "African Waltz" in 1960. His most successful musicals were Hair (1967; its cast album also won a Grammy) and Two Gentlemen of Verona (1971). MacDermot also composed music for film soundtracks, jazz and funk albums, and classical music, and his music has been sampled in hit hip-hop songs and albums. He is best known for his work on Hair, and in particular three of the songs from the show; "Aquarius", "Let the Sunshine In", and "Good Morning Starshine", all three of which were number one hits in 1969.