I'd turn up, go to the VIP area and get a wheelchair, there'll be plenty there and the locals will look at your grandad with sympathy and admiration - after all it was the older brits that did so much for both here and oman in the 50s/60s.
Seriously, blag it, you know you want too.
Also it'll be free!
Seriously, blag it, you know you want too.
Also it'll be free!