$35 OFF Birthday Party. Coupon Expires 12/31/20. If booking online enter promo code displayed below barcode. Coupon valid only if mentioned at time of booking. This coupon and any other birthday party coupon cannot be used on season pass holder birthday party packages. This coupon has no cash value and may not be redeemed with any other discount promotion, or offer. Discount cannot be applied to a previous purchase or on " Wacky Weekday" or: "SummerBeach" parties. Limit one coupon per Birthday party. Other restrictions may apply.