the punchline just isn't the same without a rude word - will try to tame it.

There was this guy who turned up at a fancy dress party stark naked, apart from a condom on the end of his nose.

The host opened the door and, looking a bit shocked, said 'who or what have you come as?'

The guest shrugged and replied: 'Fxck nose!'

get it? pun on the word 'knows?'

ok ok I'm sorry -just couldn't resist it (jauntie exits stage left)