Levi Stubbs was an American baritone singer, best known as the lead vocalist of the R&B group the Four Tops, who released a variety of Motown hit records during the 1960s and 1970s. He has been noted for his powerful, emotional, dramatic style of singing. In 1990, he was inducted into the Rock and Roll Hall of Fame as a member of the Four Tops.

Lawrence Albert Payton Sr. was an American tenor, songwriter, vocal arranger, musician, and record producer for the popular Motown quartet, the Four Tops.