Solo Anita Baker Barbra Streisand Billy Preston Cat Stevens Cher Commodores Crystal Gayle Dan Seals Diana Ross Dusty Springfield Four Tops George Benson Gloria Gaynor Hall & Oates Helen Reddy James Taylor Jefferson Starship Jermaine Jackson Jody Watley Jody Watley Johnny Mathis Kenny Rogers Kris Kristofferson La Toya Jackson Leo Sayer Lionel Richie Melissa Manchester Nancy Wilson Natalie Cole Peabo Bryson Phyllis Hyman Redbone Rita Coolidge Robert Palmer Roberta Flack Smokey Robinson Stanley Turrentine Teena Marie The Brothers & Sisters The Hues Corporation The Mamas & the Papas War Whitney Houston