Why is Besses o'th'Barn called that?

Not surprisingly, this is uncertain, but:
'The most reasonable sounding tale is
of a local pub which looked like a
barn and was run by a lady called
Bess. The local invitation to a drink
would be, "let's go see Bessie at th'
barn." Later, as houses were built
around, the name came to mean the
whole village, not just the pub.'

http://www.besses.co.uk/about/blasts-o-th-past/history-of-besses

Best I've heard so far - but as I've not heard any explanation before, it's got to be...