By Brandy McDonnell Features Writer bmcdonnell@oklahoman.comIn the 15 months since winning “America's Got Talent,” Darci Lynne Farmer has played theaters across the country on her first national tour, made her debut at the Grand Ole Opry in Nashville, Tennessee, and returned as a guest performer the show that made her famous. “I guess just being more known is the biggest change, getting noticed in public and having a lot of followers on Instagram and things like that.Read more on NewsOK.com