When plans with her boyfriend fall through, high school senior Chris Parker ends up babysitting the Anderson kids, Brad and Sara. What should be a quiet night in, however, turns into a series of ridiculous exploits, starting when they leave the house to pick up Chris' friend Brenda. Soon, Brad's buddy Daryl is involved, and the group must contend with car thieves, blues musicians and much more.

When police funding is cut, the Governor announces he must close one of the academies. To make it fair, the two police academies must compete against each other to stay in operation. Mauser persuades two officers in Lassard's academy to better his odds, but things don't quite turn out as expected...