The band was composed of sisters Dorothy `` Dot '' Wiggin ( vocals\/lead guitar ) , Betty Wiggin ( vocals\/rhythm guitar ) , Helen Wiggin ( drums ) and , later , Rachel Wiggin ( bass ) .
The band was composed of sisters Dorothy `` Dot '' Wiggin ( vocals\/lead guitar ) , Betty Wiggin ( vocals\/rhythm guitar ) , Helen Wiggin ( drums ) , and later Rachel Wiggin ( bass ) .