Nineteen years after the death of soul music legend Marvin Gaye, Motown/UME is readying for a Jan. 14 release "Greatest Duets: a Love Songs Collection," a single-disc compilation culling 14 tracks from throughout Gaye's career. Due Jan. 14, the set includes duets with Mary Wells, Oma Page, Kim Weston, Tammi Terrell, and Diana Ross, and others.