Free spins and a big bonus are on offer from Grande Vegas Casino to mark the launch of its latest new slot, Hillbillies Cashola.Created by developer Realtime Gaming, Hillbillies Cashola is a 20 payline slot focusing on the adventures of a family of hillbillies from the mountains of West Virginia. Look out for Billy Bob, Billy Bubba and Billy Jo on the reels. When two of the family appear anywhere on the reels you'll receive eight free spins. If all the family join the party you can also look forward to a massive 20x multiplier on all wins!