Yeah I mean if it was the US and a public school I'd be worried for the kid a bit. If it's someplace else (australia?) and just a private school maybe not so bad

Everyone in the reddit comments likening this to other cases where the "pranks" were like, hitting cyclists with your car, or shoving an elderly man off a pier where he nearly drowned, are way off base though. throwing milk on people is a dick move, those are attempted murder/manslaughter