"Bridge over Troubled Water" is a song composed by American singer-songwriter Paul Simon and recorded by Simon & Garfunkel. Produced by the duo and Roy Halee, the song was released as the follow-up single to "The Boxer" in January 1970. The song is featured on their fifth studio album, "Bridge over Troubled Water" (1970). Art Garfunkel performs lead vocals over a piano accompaniment exhibiting strong 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.