The Medford High Drama Club presents the first of four performances of “The Dining Room,” A.R. Gurney’s comedy of manners set in a single dining room where 18 scenes from different households overlap and intertwine. Tickets are $10 at the door (cash only). Additional performances will be at 7 p.m. on Friday, November 17, and at 2 and 7 p.m. on Saturday, November 18.