A pre-stardom Barry White began using singer Viola Wills as a session vocalist on sides that he produced for Bob Keane's Bronco/Mustang labels. In the mid-'60s, Keane -- known for hits by Ritchie Valens, the Bobby Fuller Four, and Johnny Crawford of ABC-TV's hit western The Rifleman -- wanted to expand into soul music. In 1965, A&R director White signed Wills to Bronco as a solo artist. She recorded several sides for the label; all failed to chart. In 1969, she recorded a single for the A Bem Soul label that also failed to hit. In 1974, she replaced backup vocalist Claudia Lin...