Country music's best will be honored on Sunday, April 18th for the 45th annual Academy of Country Music Awards show.

Reba McEntire, who also will be hosting the show, and singer-songwriter Blake Shelton announced the nominees Tuesday morning.

The nominees for top vocal group of the year are: Lady Antebellum, Little Big Town, The Randy Rogers Band, Rascal Flatts, and The Zac Brown Band.

The nominees for top vocal duo of the year are: Brooks & Dunn, Joey + Rory, Montgomery Gentry, Steel Magnolia, and Sugarland.

The nominees for top female vocalist of the year are: Miranda Lambert, Taylor Swift, Carrie Underwood, Lee Ann Womack, and Reba McEntire.

The nominees for top male vocalist of the year are: Kenny Chesney, Brad Paisley, Darius Rucker, George Strait, and Keith Urban.

The nominees for song of the year are: Cowboy Casanova - Carrie Underwood; Need You Now - Lady Antebellum; People are Crazy - Billy Currington; White Liar - Miranda Lambert; and You Belong With Me - Taylor Swift.

The nominees for album of the year are: American Saturday Night - Brad Paisley; Lady Antebellum - Lady Antebellum; Play On - Carrie Underwood; Revolution - Miranda Lambert; and The Foundation – The Zac Brown Band.

The nominees for entertainer of the year are: Kenny Chesney, Toby Keith, Brad Paisley, George Strait, Taylor Swift, Carrie Underwood, Keith Urban, and The Zac Brown Band.