A sniper bot in tf2 that has taken over casual, you can barely join a server without encountering him these days.
It used to crash servers too, although that was fixed a couple of days ago.
When you fail at something in life (eg. failing an exam or not getting a job), go home and spend an hour just standing in the shower, propping yourself up against the wall with your eyes on your feet.
Caleb knew the only thing to do after he didnt get prefect was take a failure shower.