I love these "jokes"! They're completely anti-climax to any classic joke format... they've basically ruined all other jokes for me!
I'm not sure if many people share my sense of humour though

Knock, knock.
Who's there?
The police. I'm afraid there's been an accident.



A man walks into a pub. He is an alcoholic whose drink problem is destroying his family.




What do you call a cat with no tail?
A manx cat.




Why do undertakers wear ties?
Because their profession is very serious, and it is important that their appearance has a degree of gravitas.




How many electricians does it take to change a lightbulb?
One.




Two cows are in a field. Suddenly, from behind a bush, a rabbit leaps out and runs away. One cow looks round a bit, eats some grass and then wanders off.




Why is there no aspirin in the jungle?
Because it would not be financially viable to attempt to sell pharmaceuticals in the largely unpopulated rainforest.