Columbia Park pie-eaters (left to right) Bob Mialow, 4, 3626 Two-and-One-half street NE; Gerry Melbo, 5, 646 Fillmore street NE., and Gary Pestello, 5, 2630 Buchanan street NE., look up from the competition to greet the judges with a sticky smile. Picnics were the order of the day in many Minneapolis parks. The Columbia park picnic was sponsored by the Falldin American Legion Post.