Sheryl,I'm guessing that,while it would be super cool if that was Gordon Lightfoot,it more than likely is someone either pulling your leg or just being nice in some odd manner.
Also,I think the initials stand for "The Minstrel Of The Dawn". ...but if that is GL,well.....HI!!
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"A knight of the road,going back to a place where he might get warm."
- Borderstone