Commissioner Gail Hambrick and Clayton County Parks & Recreation present the Fall Festival at Flat Shoals Park on Saturday, Oct. 20. The 9 a.m .to 3 p.m.event will be held at 1915 Flat Shoals Rd in Riverdale. The costume contest will begin at noon. The event features a DJ, magician, clowns and face-painting, arts and crafts, local vendors and appearance by members of the county public safety department.