Outstanding Accompanist (OA) auditions... are held to recognize those students who contribute significantly to the choral programs of the state by demonstrating outstanding choral accompanying. Candidates must be able to play the accompaniments and vocal parts for the music of an All-State choir and follow a director. A state winner will be chosen for each All-State choir (for which there is a qualified auditionee). District and State OA winners are honored at the All-State Concert.