WATCH: This Is Why You Should Never Mess With An Off-Duty Teacher

Cast your minds back. Remember the uniforms, the heavy school bags, the exams. School could be a trying time.

You might be lucky enough to have finished school unscathed, but the nightmares remain. Do we ever really forget reciting the irregular verbs in French class? Or the hand cramps from trying to write essay after essay. Or, perhaps the worst of all, the terror of seeing a teacher outside of school.

Funny lads Fupin Eejits have created a video that shows all our favourite (or least favourite) bits from school. Have a watch of this torturous video below which shows why teachers should never be messed with. 

There is no punishment greater than a lesson on the Modh Coinníollach. 

Yep, we shivered too. 

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