Sign up for the new FREE Monster Jam Birthday Club. Receive a birthday card in the mail from the superstars of Monster Jam along with special offers during your birthday month! Please allow a minimum of 4-6 weeks from the completion of this form before your enrollment is eligible to receive the first birthday card. Children of all ages are eligible to enroll in the birthday club. There is no need to register each year, your membership will remain active. Register up to 5 kids at once. BACK TO HOMEPAGE TERMS OF USE  |   PRIVACY STATEMENT | COPYRIGHT and TRADEMARK NOTICE