Art Exhibition What: Exhibition by the Mountain Arts Guild Where: Exum Gallery inside St. Paul’s Episcopal Church, 305 W. Seventh St. When: 5:30-7 p.m. Friday, Dec. 6 Admission: Free Information: 8:30 a.m.-4:30 p.m. Monday-Friday; exhibition runs through Jan. 12 Before he sends one of his single-panel cartoons to The Wall Street Journal for possible publication,…