The Sherrys were an American girl group active during the early 1960s, best known for their pop and R&B sound. The group was distinctive for being a family act, composed of sisters Delthine and Dinell Cook, and cousins Charlotte Butler and Tammi Montgomery, who later gained fame as Tammi Terrell. Their most notable hit, "Pop Pop Pop-Pie," showcased their energetic, dance-oriented style. The Sherrys' music contributes to the rich tapestry of the '60s girl group era, and their familial link to Tammi Terrell adds to their significance in music history.