Rick Derringer, whose six-decade career spanned teen stardom as lead singer of the ‘60s smash “Hang on Sloopy,” a ‘70s solo hit with “Rock and Roll Hootchie Koo,” session work with artists from Steely Dan to Barbra Streisand, and extensive work as a writer and producer of wrestling themes, including Hulk Hogan’s seemingly ageless “Real […]