Jessica Simpson's pop star sister ASHLEE helped homeless youths in Arizona on Sunday (15JAN05) by headlining a fund-raising concert.

The PIECES OF ME hitmaker thrilled crowds at the Tucson Convention Center, after local high school students asked her to perform.

Members of the Teenage Empowerment And Advocacy Movement (TEAM) aimed to raise $35,000 (GBP19,400) from the event.

Wowed 17-year-old chief executive officer of TEAM Tucson JOSH OFFENHARZ says, "She was excited to be here and that it was for a good cause."