Lesley Gore,

 Lesley Sue Goldstein (May 2, 1946 – February 16, 2015), AKA Lesley Gore, at the age of 16 (in 1963) she recorded the pop hit "It's My Party", and followed it up with other hits including "Judy's Turn to Cry", "She's a Fool", "You Don't Own Me", "Maybe I Know" and "California Nights". In 2005, she came out as a lesbian and said that she had been in a relationship with luxury jewelry designer Lois Sasson since 1982.  She had known since she was 20 and stated that although the music business was "totally homophobic," she never felt she had to pretend she was straight. Gore died of lung cancer on February 16, 2015.