A möbius strip stomps into a bar, winds his way over to the counter and slumps onto the stool, waving over the bartender.
"Oh man," says the bartender as he pours a stiff one for the möbius strip, "You must have had an awful day! What happened?"
The möbius strip nods, then quickly downs his drink and motions for another, gritting his teeth and snarling, "Where do I even begin!?"