Place it at the peak of a chase, just as the runner is spotted, then follow it with a dramatic sting to underline the detention threat. For a classroom joke, put it after a quiet setup moment and let a bell ding close the scene.
Over dit geluid
This brief voice clip captures the Principal of the Thing delivering the school rule in a flat, stern tone that sounds both official and oddly mechanical. It feels like being caught mid-sprint by an over-serious hall monitor, funny because the warning is so disproportionate to the offence. The line comes from Baldi's Basics in Education and Learning, where the Principal says it when he catches the player running.