Harvest Happenings. On Saturday, Sept. 22, at the McLean Community Center, 1234 Ingleside Ave., McLean, from 11 a.m.-2 p.m., the event free to children 36 months old and younger will feature carnival games, pumpkin decorating, arts and crafts, Rocknoceros and Kidsinger Jim, with his roaming farm animal and guitar. $5. 703-790-0123 or http://www.mcleancenter.org/kids/events.