Debra Swisher is an American singer most recognized for her contributions to the girl group sound of the 1960s. She was a member of The Pixies Three, a pop vocal trio known for their hit "Birthday Party", and later joined The Angels, an all-female group famed for "My Boyfriend's Back". Swisher's clear, bright vocals were a distinctive element of these groups' harmonious, pop-oriented sound. Her work with these bands helped to define the popular music of the era and set a precedent for future girl groups.