HAPPENIN’ OTSEGO for WEDNESDAY, JUNE 20 Discussing ‘Silent Night’ TALKING OPERA – 7 p.m. Director Tomer Zvulun and Conductor Nicole Paiement share perspectives on Pulitzer prize-winning opera “Silent Night.” Parish Hall, Christ Episcopal Church, 69 Fair St., Cooperstown. Call 607-547-2255 or visit www.facebook.com/glimmerglassfestival/ BOOK SIGNING – 5 – 7 p.m. Get your copy of “Lewis Hine: Photographer and American Progressive,” signed by the author Tim Duerden and enjoy a presentation about the famous photograher. The Green Toad Bookstore, 198 Main St., Oneonta.…