|summary=While it's not quite as good as the first two in the series, this is a pleasant enough read with gorgeous illustrations.
|cover=0571314414
|aznuk=0571314414
|aznus=0571314414
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Nick, Molly and Karl have come through a lot of things together since forming Safety Patrol - often with the help of Shakespeare-quoting janitor Mr Dupree. But when the mysterious MLEZ, who run the school, want Karl to join them, Nick and Molly have to start thinking about ways to stop him - because Karl in charge is a frankly terrifying prospect.