Disney Princess Sending the tween world into a tizzy, Hannah Montana launched on the Disney Channel in March 2006 with 13-year-old Miley in the starring role alongside her country crooner dad. Despite the show being a family affair, the starlet was the true heart and soul of the staggeringly successful franchise, which is based on the double life of schoolgirl Miley Stewart and her superstar alter ego. The series may have made Miley a household name