The King is praised for pulling the "perfect" pint of Guinness on a visit to mark the launch of the new visitor attraction in London.Charles stood behind the bar during his tour of the Guinness Open Gate Brewery in the heart of Covent Garden and was expertly guided in the ritual of creating a pint by Guinness experience ambassador Leo Ravina.

The King is praised for pulling the "perfect" pint of Guinness on a visit to mark the launch of the new visitor attraction in London.Charles stood behind the bar during his tour of the Guinness Open Gate Brewery in the heart of Covent Garden and was expertly guided in the ritual of creating a pint by Guinness experience ambassador Leo Ravina.