Oh, to be 15, to be the powerhouse behind a $1 billion franchise, and to have your "artistic" portrait--taken by Annie Leibovitz--be criticized! Teen star Miley Cyrus's photographs for the June issue of Vanity Fair have prompted a war of the words between the teen star, Disney (which produces her wildly popular "Hannah Montana" show) and the magazine. The photograph shows Cyrus, seemingly topless, covered by a sheet, and when Entertainment Tonight promo'd it over......