You may well be right Andy. I read this today...
"...and if David Cameron visits Lord's cricket ground to watch the archery he will not be able to enjoy his favourite beer, Marston's Pedigree. Marston's, which sponsors the England cricket team, will have to remove its pumps for Pedigree while the archery takes place, to make way for Heineken."
Oops!
I forgot to credit my source...
http://www.guardian.co.uk/sport/2012/apr/17/rio-tinto-british-ale-olympics