Angie, it could be perceived as any one of a whole host of demographics - the appeal of Sabu wasn't identifying which culture is having the piss ripped out of it - if anything, he's ripping the piss out of us with his pigeon English. I found it hilarious - from a linguist's viewpoint as much as a football supporter's viewpoint.
Genuinely don't believe that there's anything malicious, xenophobic or racist about it.
To me, that's a bit like saying Life of Brian is an anti-semitic or even anti-Christian film - it's not - but then again, it's understandable that the line between satire and insult is very, very thin at times.