A string went into a bar wishing to tie one on. He went up to the bar keep and ordered a beer. The bar keep told him, "sorry, we dont serve strings in this bar. Saddened, the string went back outside. The more he thought about it, the more his ends frayed, he got so upset he was tied in a knot. So, he decided to try to talk the bar keep into selling him a beer. He went back in and went back up to the bar keep, at which point the bar keeper snapped, "didnt I tell you that we dont serve strings in this bar?". At that moment he look at the bar keeper and said, " I'm a frayed knot.