One lucky fan can win a pair of tickets to the May 13, 2010 Rainforest Fund Benefit concert at New York's Carnegie Hall in Billboard's new contest. This year's concert, sponsored by Almay, is headlined by Sting, Elton John, Lady Gaga and Dame Shirley Bassey, along with other surprise guests and features a live and silent auction at the gala dinner following the concert. Enter at
Billboard magazine...