Diana Ross and Lionel Richie are globally recognized figures in the soul and pop music genres. Diana Ross, a former member of the iconic Motown group The Supremes, is celebrated for her distinctive mezzo-soprano voice and glamorous image. Lionel Richie, formerly of The Commodores, is noted for his smooth, soulful voice and memorable ballads. Their successful collaboration on the 1981 hit duet "Endless Love" is considered a landmark song of the pop-soul genre, demonstrating their influence and significance in music history.