The boys go to Nebraska to spend the holidays with Cartman's grandparents. Cartman's uncle Howard has to join the family dinner via satellite since he is in prison. That night, he breaks out with the help of his cellmate, Charles Manson. The boys go to the mall to see Mr. Hankey, but Kyle discovers that "Mr. Hankey" is a fake and all hell breaks loose. Meanwhile the cops see Manson and the chase begins.