1. It is illegal to die in the Houses of Parliament (27%)
2. It is an act of treason to place a postage stamp bearing the British king or queen's image upside-down (7%)
3. It is illegal for a woman to be topless in Liverpool except as a clerk in a tropical fish store (6%)
4. Eating mince pies on Christmas Day is banned (5%)
5. If someone knocks on your door in Scotland and requires the use of your toilet, you are required to let them enter (4%)
6. In the UK a pregnant woman can legally relieve herself anywhere she wants, including in a policeman's helmet (4%)
clipped from: news.bbc.co.uk