Funny enough, I always *assumed* this was Scottish, then re-assumed that I'd been wrong because it was sung so often in Ireland; I'd love to hear Scottish versions.

Incidentally, the story behind the movie Gator references was best - and I think first - told by the superb essayist Hubert Butler, who was later basically sent to coventry for his revelation of the bigotry of his time and place. A fine writer and a brave man.