Holly was last seen at approximately 9:30 p.m. on July 15, 1981 near Richmond Terrace and Park Avenue in the New York City borough of Staten Island. Her mother sent her to the Port Richmond Deli two blocks away to purchase a bar of Ivory soap, and she was last seen buying it. She never returned home and has never been heard from again. Holly has red marks on the back of her neck at her hairline. Her hair was shoulder-length at the time of her disappearance. She was last seen wearing a beige bathing suit, blue shorts and beige and brown sandals.