No - but from what I understand you girlies have far stronger bladders than us blokes so you will not encounter the problem - my girls would endure a whole journey from North to South of France without "going" rather than visit an "Aire"
Nor did they have to come up with ingenuous methods for solving the problem. I rued the day when football coaches did away with windows that opened - it meant that no longer could you empty the beer bottle out of the window. Mind you, the travelling sponge and plastic bag were a massive boon!
Drink a few pints of Perry before the game BBW. You will then have no reason to feel guilty about queuing up for the khazi as you will need it - goes straight through you does the Perry!
Mrs GG spent a lot of time on holiday in France as a child, and in her family this was called 'mixed bathing.' We continue to use this useful phrase.