How about Jimmy Miller from Salford singing in a broad Scots accent?
We all grew up believing Ewen McColl was Scottish.
And we used to chuckle when a Scottish friend sang blues - 'I got the weerie bleews'.
I agree with PoppaGator - but sometimes you feel cheated when you find out your hero is a fake.
Robyn - who sings most songs with a Kiwi accent but adds a touch of 'colour' when necessary.