 She had spent ten years appearing in musicals and singing standards on her albums in the 1960s.Beginning with the album "Stoney End" in 1971 and ending with the album "Emotion" in 1984, Streisand sang mostly rock, pop, folk, and disco-oriented songs for Columbia records.Noted Broadway composer Stephen Sondheim personally penned additional lyrics for the songs "Putting It Together" and "Send in the Clowns" on request of the singer.