Lesley Gore was an American singer, songwriter, actress, and activist. 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". Description above from the Wikipedia article Lesley Gore, licensed under CC-BY-SA, full list of contributors on Wikipedia.