Bloke got pulled over for drink-driving. The policeman was just about to administer the breathalyser when a terrible kerfuffle broke out on the opposite carriageway, two blokes kicking the shite out of each other.

Naturally, the copper had to temporarily abandon the drunk bloke, so he rushed across the road to intervene in the scrap. The drunk saw his chance, so he jumped back behind the wheel and sped home.

Next morning, there came a knock on his door. The same policeman was there, saying to the bloke that he knew he had been completely pissed the night before.

"Well you can say that, but that was hours ago, so now you can't prove a thing!"

"Fair enough," said the cop. "Tell you what - I'll leave you in peace as long as we can have our police car back..."