That person who no one seems to know, but has been crashed on your couch for 3 days. (Like in the movie "Half Baked") There is an element as though this "couch honkey" partied his balls off with you at one point and then ended up on the couch, but nobody remembers.
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.