Read a review of the Super Jackpot Party slot machine and try your luck by playing a free demo version of this game online without having to sign up. Possible Multiplier Feature rewards possible multipliers valued at up to 10X. WMS Gaming's flagship game, Super Jackpot Party is now available to play for free here at Online Casinos Vegas along with other popular WMS and IGT slot. Love WMS casino slots? Enjoy Super Jackpot Party ™ online slot game for FREE at promoread.eu | Or try your luck for REAL MONEY.