X Middle School has gone Canada Crazy - and the ambassador's son is staying over, along with his assistant Penny Madrid, who happens to be an old partner in crime with Fillmore. Winston Kotter, the Canadian ambassador, turned Penny around just as the Safety Patrol turned Fillmore around - but Fillmore can't help but suspect something is up, especially as a huge supply of counterfeit baseball cards appear. Unfortunately for Fillmore, Winston has full diplomatic immunity and plans to pin the crime on Penny. Without the power to officially bust him, what can Fillmore and the Safety Patrol do?
Parodied crimes: Counterfeiting and diplomatic immunity