J.K. Rowling has found success few authors could dream of, but managing her worldwide fame is something the notoriously private author still wrestles with as she prepares for the release of her highly-anticipated adult novel, "The Casual Vacancy."
"I once have used a disguise," Rowling, 47, said in an exclusive and rare television interview with "Nightline" anchor Cynthia McFadden in Edinburgh, Scotland. "It was effective. It's how I managed to buy my own wedding dress. But I am not going to...Full Story