A game school kids play involving a ruler measuring their flaccid penises. Whoever has the smallest flaccid penis gets a grade A ass whupping and is humiliated.
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.