'Next time, wave back': Girl gets free pizza from stranger, but the creepy note leaves her terrified

Getting a free pizza delivered to your door sounds like the kind of surprise most people would be happy about.


Unless, of course, you have absolutely no idea who sent it.


That's what happened to one woman who found herself staring at an unexpected pizza delivery, trying to work out whether it was a sweet gesture, a bizarre prank or something much more unsettling.