Halloween Kid’s Costume Contest, sponsored by Aetna Insurance. Free Registration for 3-15 year olds. Prize for each category winner—ages 3-5; 5-10 and 10-15.Registration will be available at the festival website or the Aetna Insurance website (details later). Semi-finals will be held in the Kidz Zone both Friday and Saturday afternoons from 4-5:30 p.m. Finals on the Balloon Stage with audience judging at 6 p.m.