The Mental Health Association of Columbia-Greene Counties celebrates its 8th Annual Pumpkin Walk. Family entertainment, including Roger the Jester, a rock-climbing wall, games, bounce house, food and much more will begin at 4 p.m., followed by the Pumpkin Walk at 6 p.m. All proceeds will go toward the support of programs that serve children and families in Columbia and Greene counties. Information at www.mhacg.org.