It is an English dialect joke.Since the Dutch speak impeccable English it is not likely that you will have come across much of the garbled pish which spews from the mouths of they who inhabit those lands which fall North of the civilisation divide, like the turds tumbling from a fat bird's arse.
(
LordManley twitter.com/LordManley,
Mon 3 Mar 2008, 20:41,
archived)