LONDON, UNITED KINGDOM - JUNE 12: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 48 HOURS AFTER CREATE DATE AND TIME) Princess Beatrice watches a carnival parade as she attends 'The Patron's Lunch' celebrations to mark Queen Elizabeth II's 90th birthday on The Mall on June 12, 2016 in London, England. (Photo by Max Mumby/Indigo/Getty Images)
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Getty Images Entertainment Max Mumby/Indigo

LONDON, ENGLAND - JUNE 12: Princess Eugenie of York, Princess Beatrice of York and Prince Andrew, Duke of York walk about during "The Patron's Lunch" celebrations for The Queen's 90th birthday at on June 12, 2016 in London, England. (Photo by Alan Crowhurst/Getty Images for The Patron's Lunch)
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Getty Images Entertainment Alan Crowhurst

LONDON, ENGLAND - JUNE 12: Princess Beatrice of York greets guests during "The Patron's Lunch" celebrations for The Queen's 90th birthday at The Mall on June 12, 2016 in London, England. (Photo by Eamonn M. McCormack/Getty Images for The Patron's Lunch)
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Getty Images Entertainment Eamonn M. McCormack