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WINDSOR, ENGLAND - APRIL 16: Catherine, Duchess of Cambridge (R) Prince William, Duke of Cambridge, Princess Beatrice of York (2L) and Princess Eugenie of York (L) attend Easter Day Service at St George's Chapel on April 16, 2017 in Windsor, England. (Photo by Samir Hussein/Samir Hussein/WireImage)

WINDSOR, ENGLAND - APRIL 16:  Catherine, Duchess of Cambridge (R) Prince William, Duke of Cambridge, Princess Beatrice of York (2L) and Princess Eugenie of York (L) attend Easter Day Service at St George's Chapel on April 16, 2017 in Windsor, England.  (Photo by Samir Hussein/Samir Hussein/WireImage)

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WINDSOR, ENGLAND - APRIL 16: Princess Beatrice of York (R) and Princess Eugenie of York attend Easter Day Service at St George's Chapel on April 16, 2017 in Windsor, England. (Photo by Samir Hussein/Samir Hussein/WireImage)

WINDSOR, ENGLAND - APRIL 16:  Princess Beatrice of York (R) and Princess Eugenie of York attend Easter Day Service at St George's Chapel on April 16, 2017 in Windsor, England.  (Photo by Samir Hussein/Samir Hussein/WireImage)

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WINDSOR, ENGLAND - APRIL 16: Catherine, Duchess of Cambridge, Prince William, Duke of Cambridge, and Princess Beatrice of York attend Easter Day Service at St George's Chapel on April 16, 2017 in Windsor, England. (Photo by Samir Hussein/Samir Hussein/WireImage)

WINDSOR, ENGLAND - APRIL 16:  Catherine, Duchess of Cambridge, Prince William, Duke of Cambridge, and Princess Beatrice of York  attend Easter Day Service at St George's Chapel on April 16, 2017 in Windsor, England.  (Photo by Samir Hussein/Samir Hussein/WireImage)

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WINDSOR, ENGLAND - APRIL 16: Autumn Phillips attends Easter Day Service at St George's Chapel on April 16, 2017 in Windsor, England. (Photo by Samir Hussein/Samir Hussein/WireImage)

WINDSOR, ENGLAND - APRIL 16:  Autumn Phillips attends Easter Day Service at St George's Chapel on April 16, 2017 in Windsor, England.  (Photo by Samir Hussein/Samir Hussein/WireImage)

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WINDSOR, UNITED KINGDOM - APRIL 16: Queen Elizabeth II (3rd, R) and Prince Philip, Duke of Edinburgh (R) leave after attending the Easter Sunday service at St George's Chapel at Windsor Castle on April 16, 2017 in Windsor, England. (Photo by Jonathan Brady/WPA Pool/Getty Images)

WINDSOR, UNITED KINGDOM - APRIL 16:  Queen Elizabeth II (3rd, R) and Prince Philip, Duke of Edinburgh (R) leave after attending the Easter Sunday service at St George's Chapel at Windsor Castle on April 16, 2017 in Windsor, England. (Photo by Jonathan Brady/WPA Pool/Getty Images)