Already a customer? Click here to login. Wear your Halloween costume to Gymfinity on October 25 from 2:30-5:00 pm for a spooky good time! Play games, win prizes, race through the Big Poppa inflatable, jump on the trampolines and MORE! This event is for ages 14 and under and their parents! We're sorry but this event has been reserved. Please review our calendar for another available date and time. Thank you.