Heh, heh. This is from my beloved engrish site. It's a "smoker's courtesy" sign from Japan. I like the little arrow thingie coming out of the guy's butt, and how the stench from the fart or the cigarette smoke (I can't tell which), seems to have taken the other guy's head off.

I'm such an ugly American--I didn't know I was supposed to look behind me first. I just let it fly!