Lyric discussion by Shad 

I don't know if this is common knowledge, but an instrumental portion of this song is the Irish traditional Raggle Taggle Gypsy. Here are versions by The Irish Descendants (youtube.com/watch) and The Chieftains (youtube.com/watch) if you're interested.

I came here to say just that. His knowledge of the Child ballads (and especially Child 200) is astounding.

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