Bill Engvall hosts the eighth annual event. Slated performers include Trace Adkins, Jason Aldean, Dierks Bentley, Def Leppard, Toby Keith, Lady Antebellum, Brad Paisley, Rascal Flatts, Darius Rucker, Sugarland, Taylor Swift and Keith Urban. Sugarland leads the field with five nominations; Brad Paisley and Taylor Swift have four each.