I do not know the guiness's email address but I do know how you can contact them. Go to the related link
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Graig Glenday is the Guinness World Records editor.
1 minute 37 seconds for traditional format game.
The idea came from Sir Hugh Beaver the managing director of the Guinness Brewery in 1951. He could not find the facts he needed to settle an argument so the idea of a compilation of records was born....