Linda Perry (born April 15, 1965) is an American rock singer-songwriter, and record producer. She first became known as the lead singer and primary songwriter of 4 Non Blondes, and has since founded two record labels, composed and produced hit songs for several other artists. They include Christina Aguilera (who had a worldwide hit with Perry's "Beautiful"), Gwen Stefani ("What You Waiting For?" from her album Love. Angel. Music.