HAPPENIN’ OTSEGO for TUESDAY, OCTOBER 31 Halloween Parades in Cooperstown & Oneonta COOPERSTOWN PARADE—5 p.m. Meet at the Village Library with ghosts, ghouls and other creatures for a march down Main Street, followed by trick-or-treating. Cooperstown Village Library, 22 Main Street, Cooperstown. (607) 547-8344 or visit https://www.facebook.com/VillageLibraryOfCooperstown/ ONEONTA HALLOWEEN—6 p.m. “Downtown Parade and Trick-or-Treating.” Main Street, Oneonta. (607) 376-7599 or visit https://www.facebook.com/DestinationOneonta/…