We were encouraged to drink Bucks Fizz in a coffee cup as it could easily be passed off visually as non alcoholic. Seemed like a good idea at the time.
At the cricket I used to smuggle red wine in a Ribena bottle. Sadly, this ruse was rumbled last time I went albeit they still missed the...
I've done a few. My favourite was a box at Arsenal right above the join with the away fans and this game happened to be against Tottenham. The game was pretty good from what I can remember (Berbatov was playing and his first touch was something else) but the real fun was watching the 'bantz'...