The history of rhythm and blues is filled with vocal groups such as The Flamingos, The Mongols, The Five Satins, Little Anthony and the Imperials, The Cadillacs, The Orioles, The Dells, The Coasters, The Clovers, The Crows, The Penguins, The Crests, The Spaniels, and The Shirelles, occupying the front line.