It is one year after Professor Joe Parker's lab crew defeated the Beast in 71st century Wonderville. Now the crew is taking a day trip to 21st century San De Fredericko Marifornia to watch M Kool perform his rock song live on stage. During their day trip the crew personally discovers that San De Fredericko is not a great place to be. Being run by two rival gangs the Frednecks and the Parkerans who walk the city bullying people M Kool would do anything to put a stop to them. Can M Kool's song on stage finally put an end to the Frednecks and Parkerans and make San De Fredericko a better place?