The princely pair were playing at the annual Audi Polo Challenge in Ascot, Berkshire - but unlike last year's performance, they lost the match in the final moments.
Helen Mirren
Helen Mirren might be a L'Oréal ambassador but her secret to looking epic isn't a load of creams and lotions, it's just not giving a damn.
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Helen Mirren On Why It's Better To Be Attractive Than Beautiful
Ever since that red bikini shot, Dame Helen Mirren's figure has been the one we all want. So here's how to get a body like Helen Mirren, with her XBX Royal Canadian Air Force exercise plan.
AUNT ZIA BATTAGLIA ( WEDDING )
Helen Mirren
A star of the stage and screen for over 40 years, the Oscar winner has written a memoir, In the Frame. Helen Mirren will now take your questions.