Already a customer? Click here to login. Extended Fun Friday Open Gym 6:30 pm - 11:30 pm $55 per child (non-refundable) For boys & girls ages 4 -13. No jewelry. Must wear athletic/flexible clothing. Includes dinner. Children may buy extra snacks and drinks in the Coca-Cola room. . Gymnastics Fun, Group Games, Costume Contests, Prizes, Food & Drink! Card will be run at time of registration. No refunds. We're sorry but this event has been reserved. Please review our calendar for another available date and time. Thank you.