How To Troll Your Wife/Girlfriend

found on Laughing Squid

If you want to piss off your significant other, locking up their ice cream seems like it would do the trick.

This is apparently a thing you can actually buy, and I guess if you're sharing a fridge with people you don't trust maybe it's a good idea, but only if you only use it for ice cream, because I can guarantee anything else you put in there will be a vector for retaliation.