"Bridge over Troubled Water" is a song by American music duo Simon & Garfunkel from their fifth studio album, Bridge over Troubled Water (1970). Produced by the duo themselves and Roy Halee, the song was released as the album's lead single on January 26, 1970. Composed by singer-songwriter Paul Simon, the song is performed on piano and carries the influence of gospel music. The original studio recording employs elements of Phil Spector's "Wall of Sound" technique using L.A. session musicians from the Wrecking Crew.