Hannah Harper says her husband made the ultimate career sacrifice to help launch her country music dreams. CARRIE UNDERWOOD SURPRISES 'AMERICAN IDOL' CONTESTANT WITH TIFFANY JEWELRY AND HANDWRITTEN NOTE"My husband was in law enforcement for eight years and put his badge up just so that I could pursue this," Harper said. WATCH: ‘AMERICAN IDOL’ WINNER SAYS HUSBAND TRADED POLICE BADGE FOR MUSIC TOUR LIFEBefore being crowned the winner of "American Idol" Season 24, Harper was already building a life with her husband, Devon Mendenhall. WATCH: 'AMERICAN IDOL' WINNER CREDITS CARRIE UNDERWOOD FOR HELPING HER NAVIGATE FAMEAs Harper adjusts to her rapid rise in country music, she said fellow "American Idol" winner Carrie Underwood offered advice that has helped her navigate the pressures of fame without losing herself. Harper said one of the biggest surprises since her "American Idol" win was watching "String Cheese" take on a life of its own.