Master Chorale auditions set for Aug. 19-20 The Grand Forks Master Chorale will hold auditions this Saturday and Sunday, Aug. 19-20, for the 2006-07 season. The Chorale is a 30-40 voice auditioned choir that rehearses each Sunday night through the fall and spring semester, performing at least four concerts each year. Jon Nero will return as the artistic director and conductor for the Chorale's 24th year. To sign up for an audition, which last about 10 minutes, contact Peter Johnson at peterjohnson@mail.und.edu or 777-4317.