Both Edmonds, Durant, Lexington, Bethany, MacArthur, Alva, Claremore, Duncan, Guymon and Crossings Christian are among the programs slated to attend.

PHOTO: Kassie Allison | Intriguing battles await in 6A, 5A and 3A while multiple choirs step on to the competition stage for the first time.

PHOTO: Nathan Ensley | A move into the thick of competition season has resulted in the deepest field yet in Trochella's four-year history.

Alva, Lexington, Edmond Memorial, Edmond Santa Fe, Durant and Bethany are among the headlining programs in attendance.

A group from Kansas shook out as the winner of the FAME finals, a North Carolina group pulled an upset for their first win, and an Oklahoma group stayed chalk to end the season.

A national championship, a state championship, and a rare Oklahoma contest are on tap for the final big show choir weekend of the season.