Get ready to show off your brain game.
The knee bone's connected to the ~necklace~.
Instead of taking out your faulty kidney, they'll just plumb a new one in on top and you'll have three kidneys. Now you know.
It's a defense mechanism. One has to wonder how often this poor man was tickled in his childhood to lead to such an intense reaction.
Turns out there are waaaay more than five. Once again, elementary school gave us only an elementary education.
File this under morbidly fascinating. The Royal College of Surgeons in Britain has finally proved what I've always suspected: children are all secretly Predator spies.