Adopted as an infant and raised in Hawthorne, New Jersey, she completed an associate degree before taking jobs as a secretary at the BBC, a go-go dancer and a Playboy Bunny. Co-founding Blondie in 1974, she became the group’s charismatic frontwoman, guiding the band to worldwide fame with hits such as “Heart of Glass,” “The Tide Is High,” and “Rapture,” the latter often cited as the first rap sing…