It is a very fine song—incorporating, as it does, the immortal chorus, "the English, the English, the English are best; I wouldn't give tuppence for all of the rest!"—and it's called A Song Of Patriotic Prejudice.
However, in their recent series, Armstrong and Miller parodied Flanders and Swann with rather more aplomb in the form of Brabbins and Fyffe. And here is a song that is very much in the same vein as A Song Of Patriotic Prejudice, but with a little more... er... spice.
What I mean, of course, is that it concentrates on bashing Johnny Foreigner without actually rousing itself in praise of the English. Still, we all know what to do with them, eh?