Abdul Kareem Fakir, professionally known as Duke Fakir, is an American singer. He is a founding member of the Motown quartet the Four Tops, from 1953 to the present day. A tenor, Fakir is the group's lone surviving original member, performing today with Ronnie McNeir, Lawrence "Roquel" Payton Jr., and Alexander Morris.

Mary Wilson was an American singer. She gained worldwide recognition as a founding member of the Supremes, the most successful Motown act of the 1960s and the best-charting female group in U.S. chart history, as well as one of the best-selling girl groups of all-time. The trio reached number one on Billboard's Hot 100 with 12 of their singles, ten of which feature Wilson on backing vocals.