Investigation Into Missing Teens Who Disappeared at a Concert 53 Years Ago Refuses to Go Cold

The oldest missing-teens case in the U.S. is still being investigated, according to July 2026 reports by Rolling Stone. 15-year-old Bonnie Bickwit and her 16-year-old boyfriend, Mitchel Weiser, disappeared on their way to Summer Jam at Watkins Glen on July 27, 1973. According to the initial investigation, the teen couple was hitchhiking to the historic…