Christmas wouldn't be Christmas without a well buttered bird, ready for a bit of stuffing, being the highpoint of the day!
Even though most shops are only closed for a few hours over Christmas, it is the law of England that you buy enough booze, fags and food to last you for a month!
As sure as eggs are eggs, any major decision/project undertaken/authorised in the last few days before Christmas will inevitably blow up in your face in the new year.
Always wish a sour faced shop assistant a very "Merry Christmas", and take pleasure in their grimaced attempt at wishing you the same.
Don't publish photos of your associates enjoying their brand new tech, that you have bought using funds bilked from people who thought that they were donating for a worthy cause!
The Monarchy IS hierarchical, you know that perfectly well; so don't feign astonishment about the hierarchy in your bollocks arsed self promotion movie!