Curiosity I guess. He looks predominantly Pakistani to me as well, I wouldn't make the case otherwise. He's not a very dark Pakistani, but he looks south Asian nonetheless (to me he looks almost a bit more so than some of those pics you posted of other Pakistanis really).
It's the same...
Stereotype (in America at least) is that Irish love to drink more than Germans I think. And also that they can then get rowdy and fight and stuff like that (but of course in reality anyone who is drunk can get that way :)). Germans seem to love beer too of course. But I wouldn't give best...