and demanded to know made some derogatory comment to the girls' PE class. No one spoke up, so he threatened that if no one confessed, everyone in the class was going to get licks (paddled). No one confessed - I got the only licks in my life (except for the hand spankings my father used to give me on occasion).
If kids walk in on others doing the stupid stuff, they stop them or call security/teachers/administrators to catch the guilty.