Let's see... If you spend most of your waking hours as well as even some of your sleeping hours in a bar, the LAST thing you ever want to do is piss off your bartender. So what is the worst thing you can do to piss off your bartender? Call him a name? Nope. They are probably used to be being called all sorts of things by drunks. Challenge him to a fight? No problem. The bartender merely needs to signal to Ty the Bouncer and out the door you go. It turns out that the absolute WORST thing...