Joseph Guilherme Raposo, OIH (February 8, 1937 – February 5, 1989) was an American composer, lyricist, songwriter, singer, and pianist, best known for his work on the children's television series Sesame Street, for which he wrote the theme song, as well as classic songs such as "Bein' Green", "C Is For Cookie" and "Sing" (later a #3 hit for The Carpenters). He also wrote music for television shows such as The Electric Company, Shining Time Station and the sitcoms Three's Company and The Ropers, ...