David Eldon Lasley (born August 20, 1947, in Sault Ste. Marie, Michigan) is an American singer-songwriter, best known for his contributions as a background singer for such artists as Bonnie Raitt, James Taylor, Luther Vandross, Aretha Franklin, Dionne Warwick and Dusty Springfield.Lasley started his music career in his teens, forming a singing group with his sister and achieving some success in the Detroit area. In 1970 he joined the cast of Hair, performing first in Detroit and then on tour.