LONDON, ENGLAND - APRIL 28:  (EXCLUSIVE - PREMIUM RATES APPLY)(L to R) Prince Felipe of Asturias, Princess Letizia of Asturias, and Queen Sofia of Spain attend a gala pre-wedding dinner held at the Mandarin Oriental Hyde Park on the eve of the Royal Wedding of Prince William to Catherine Middleton on April 28, 2011 in London, England. The marriage of the second in line to the British throne will be led by the Archbishop of Canterbury and will be attended by 1900 guests, including foreign Royal family members and heads of state. Thousands of well-wishers from around the world have also flocked to London to witness the spectacle and pageantry of the Royal Wedding.  (Photo by Pascal Le Segretain/GP/Getty Images)
LONDON, ENGLAND - APRIL 28:  (EXCLUSIVE - PREMIUM RATES APPLY)(L to R) Prince Felipe of Asturias, Princess Letizia of Asturias, and Queen Sofia of Spain attend a gala Pre-Wedding dinner on the eve of the Royal Wedding of Prince William to Catherine Middleton on April 28, 2011 in London, England. The marriage of the second in line to the British throne will be led by the Archbishop of Canterbury and will be attended by 1900 guests, including foreign Royal family members and heads of state. Thousands of well-wishers from around the world have also flocked to London to witness the spectacle and pageantry of the Royal Wedding.  (Photo by Chris Jackson/GP/Getty Images)
LONDON, ENGLAND - APRIL 28:  (EXCLUSIVE - PREMIUM RATES APPLY)Princess Letizia of Asturias (L) and Prince Felipe of Asturias attend a gala pre-wedding dinner held at the Mandarin Oriental Hyde Park on the eve of the Royal Wedding of Prince William to Catherine Middleton on April 28, 2011 in London, England. The marriage of the second in line to the British throne will be led by the Archbishop of Canterbury and will be attended by 1900 guests, including foreign Royal family members and heads of state. Thousands of well-wishers from around the world have also flocked to London to witness the spectacle and pageantry of the Royal Wedding.  (Photo by Pascal Le Segretain/GP/Getty Images)
Crown Prince Felipe, Crown Princess Letizia And Queen Sofia Of Spain Attend A Pre Wedding Party, On The Eve Of Prince Williams Wedding To Kate Middleton, At The Mandarin Oriental Hotel In Central London. (Photo by Julian Parker/UK Press via Getty Images)