Three pieces of string walk into a bar. He asks for a drink for himself and one for each of his friends. And the barman says, 'We don't serve pieces of string here.' To one of the pieces of string. So. It goes back to its friends and says, 'They don't serve strings here' And it's a joke, so the middle one does it too, three of them, you see, then the last one, he ties himself around the middle and he pulls the end of him all out. And he orders a drink." The rook croaked again, sagely. "Three drinks. Right. And the
barman says, 'here, aren't you one of those pieces of string?' And he says, the piece of string, he says, 'No.'I'm a frayed knot.' Afraid not, y'see, a frayed knot. Pun.