Brandy McDonnell [img url=http://blog.newsok.com/dittocontent/uploads/sites/28/2014/10/skillet.jpg]3468764[/img] Grammy-nominated platinum-selling Christian rockers Skillet will return to the Winter Jam stage to headline the blockbuster tour's 20th year in 2015. Reigning as the world's No.Read more on NewsOK.com