In fairness, I used to work down there and saw a fair bit of the neighbourhood.
Which gave me plenty of time to come up with that analogy.
( The Mock TurtIe ™ --- Thinks you are a cunt, on, Tue 9 Jun 2009, 0:07, archived)

Then you should put a first class stamp on it and send it to the queen

(bogus official shove it up your cunt, Tue 9 Jun 2009, 0:13, archived)