Hetreasures a framedletter from thePrinceofWales, thanking him on behalfof PrinceWilliamandHarryforhisprotective role during the "magical10days" oftheirfirstholidayinstTropez.
The Queen attended the service, along with the PrinceofWales and Duchess of Cornwall, PrinceHarry, and the Queen's granddaughter Zara Phillips with her husband Mike Tindall, whom she married earlier this year.
Later, the PrinceofWales and Duchess of Cornwall, The Duke and Duchess of Cambridge and PrinceHarry will join the queen and Prince Philip for a Diamond Jubilee lunch provided at Westminster Hall.
It will carry other royals who have not been named yet, but are likely to be the PrinceofWales and the Duchess of Cornwall, and the Duke and Duchess of Cambridge and PrinceHarry.