Union High School will offer an evening of jazz music on Saturday, March 29, as it hosts the Wartburg Knightliners Jazz Band at 7 PM in Matt Auditorium. Also performing will be UHS Jazz 1. Tickets are $5 in advance or $7 at the door and are available at the Union High School office or by contacting Mike Bistline, UHS Band instructor at 342-2697 or m_bistline@union.k12.ia.us.