If they're in London on holiday, surely they aren't an illegal alien...?
Anybody else think it would be interesting to get hold of figures on the actual cost and range of this problem?
I'm of the opinion that nobody should be denied medical assistance, no matter what excuses the people 'in charge' come up with. However a system does need to be developed that can somehow mitigate the financial effect of other countries' patients on a health system, even if it just means invoicing their government (he he he).