Diana Ross and Michael Jackson were influential figures in pop, soul, and R&B music. Diana Ross, as a member of The Supremes and as a solo artist, was known for her distinctive mezzo-soprano voice and her contributions to the Motown sound, with hits like "Ain't No Mountain High Enough". Michael Jackson, known as the "King of Pop", brought a unique blend of pop, rock, and soul to his music, with innovative elements like his signature moonwalk dance and hits like "Thriller" and "Billie Jean". Both artists played significant roles in shaping the landscape of modern music.