** ADVANCE FOR WEEKEND EDITIONS, JULY 25-28 **Singer Avril Lavigne gestures during a photo session in New York's Central Park June 3, 2002. A new crop of female singer-songwriters like Lavigne are challenging the notion that you have to bare your navel and cavort around in tight clothes to be sexy. Over the last year, artists like Pink, Michelle Branch, Vanessa Carlton and Lavigne have been dominating the charts with by putting the focus on their music, and not their looks. (AP Photo/Jim Cooper)