The Plainfield Park District and Plainfield Township will co-host their annual Senior Citizen Summer Picnic on Wednesday, June 27 at Eaton Preserve. Lunch will be served at noon, and guests are invited to stay and play Bingo for prizes (10 games will be played). There is no cost for the picnic, but reservations MUST be made by calling Kathy at (815) 436-8812 x13 by Friday, June 15.