Look. I've just seen this in the Telegraph. This is believed to be Britain's oldest joke. It's Ango Saxon.
"What hangs at a man's thigh and wants to poke the hole that it's often poked before?' Answer: A key."
WHAT? Am I reading this right? Is the first recorded use of humour a knob gag?
You're reading it right Matthew. Plus ca change ....
No, surely it's a 'lock' gag? you're on the right lines though.
Matty, I'm fairly sure he's not referring to a door knob...