Britain's Queen Elizabeth arrives for the marriage of her eldest granddaughter Zara Phillips to England rugby captain Mike Tindall, at Canongate Kirk in Edinburgh, Scotland July 30, 2011. REUTERS/Russell Cheyne (BRITAIN - Tags: ROYALS ENTERTAINMENT SOCIETY)
Reverend Neil Gardner greets Britain's Queen Elizabeth and Prince Philip before the marriage of their eldest granddaughter Zara Phillips to England rugby captain Mike Tindall at Canongate Kirk in Edinburgh, Scotland, July 30, 2011. REUTERS/Suzanne Plunkett (BRITAIN - Tags: ROYALS ENTERTAINMENT SOCIETY)
Britain's Prince Charles and his wife Camilla, Duchess of Cornwall arrive for the wedding between Zara Phillips, the eldest granddaughter of Queen Elizabeth, and England rugby captain Mike Tindall, at Canongate Kirk in Edinburgh, Scotland July 30, 2011. REUTERS/Suzanne Plunkett (BRITAIN - Tags: ENTERTAINMENT SOCIETY ROYALS SPORT)