Herb Fame

Peaches & Herb is an American vocal duo. Herb Fame has remained a constant as "Herb" since the duo was created in 1966; seven different women have filled the role of "Peaches", most notably Francine Edna "Peaches" Hurd Barker, the original "Peaches" who lent her nickname to the duo, and Linda Greene Tavani, the third "Peaches", who appeared on the duo's biggest hits "Shake Your Groove Thing" (1978) and "Reunited" (1979).

Biography summary from English Wikipedia.