A playful and hilarious threat between friends being silly. Refers to anal sex and oral sex without making any sense at all, anatomically or otherwise.
Popularity increasing after a competition on www.rllmukforum.com - a computer gaming forum - where a prize would be given to anyone using the phrase audibly on television. Google it, you can see it used on Youtube for it's first ever televisual viewing.
The man using it knew what he was doing and was not simply trying to stoke the fear around Manhunt at the time as some believe.
Evolved from Tea bagging
This involes the former removing his trousers and placing his anus upon the latters nose. Highly amusing and dangerous if the said victim arouses from a state of unconsiousness.