The nominees were announced via the ACM's Facebook page, Twitter and YouTube this morning. Some heavy hitting stars helped announce the nominees. Willie and Korie Robertson from Duck Dynasty gave us the nominees for Entertainer of the Year. Katy Perry announced the Female Vocalist of the Year nominees and Nancy O'Dell gave us the Male Vocalist of the Year nominees. Here is the list of the top categories.

ENTERTAINER OF THE YEAR

  • Luke Bryan
  • Miranda Lambert
  • Blake Shelton
  • George Strait
  • Taylor Swift

MALE VOCALIST OF THE YEAR

  • Jason Aldean
  • Lee Brice
  • Luke Bryan
  • Blake Shelton
  • Keith Urban

FEMALE VOCALIST OF THE YEAR

  • Sheryl Crow
  • Miranda Lambert
  • Kacey Musgraves
  • Taylor Swift
  • Carrie Underwood

VOCAL DUO OF THE YEAR

  • Big & Rich
  • Dan + Shay
  • Florida Georgia Line
  • Love and Theft
  • Thompson Square

VOCAL GROUP OF THE YEAR

  • Eli Young Band
  • Lady Antebellum
  • Little Big Town
  • The Band Perry
  • Zac Brown Band

To see the entire list of nominees visit theACM's website.