PORTAGE, WI will be motorsport entertainment’s epicenter with the nation’s most competitive MONSTER TRUCKS, as the Monster Truck Nitro Tour invades the SAVE THE GRANDSTAND EVENT on May 31st for ONE MONSTER show! See these incredible 10,000-pound, car crushing giants compete in racing, wheelie contests, and then rock the house with amazing freestyle action during the Monster Truck Nitro Tour! Plus, you can meet the drivers and see the trucks up close at the pre-event Autograph Pit Party!