Master Arts Theatre Youth Summer Stock presents Miss Nelson is Missing, adapted by Jeffrey Hatcher, July 20 – 28, 2012. Miss Nelson's class is the worst behaving class of all times. Find out what happens when the substitute, Miss Viola Swamp, the meanest teacher alive, arrives. Show times are Fri & Sat evenings at 7:30 PM and Sat. matinees at 2:00 PM, plus Tues – Thurs matinees.