Where’s the postbox? allegra vs zyrtec reddit Miley Cyrus became a household name for families when her Disney Channel television show, “Hannah Montana,” premiered in 2006. Cyrus, now 20, quickly rose to pop star fame and has been changing her appearance ever since. Here the singer attends a July 12 event in Los Angeles. Watch “The Life of Miley” Saturday on CNN at 7:30 p.m. ET.