Queen Camilla has "with great regret" canceled her planned attendance at the funeral of the Duchess of Kent on Tuesday for health reasons, Buckingham Palace confirmed.

The Prince and Princess of Wales will join King Charles III and immediate family of Katharine, Duchess of Kent, for the service at Westminster Cathedral, on Tuesday.

A Buckingham Palace spokesperson said in a statement sent to Newsweek : "With great regret, Her Majesty The Queen has withdrawn from attendance at this afternoon's Requiem Mass for The Duchess of Kent as she is recovering from acute sinusitis.

"Her thoughts and prayers will be with The Duke of Kent and all the family."

The requiem mass will be the first Catholic funeral for a British royal in the modern era and comes after her coffin was brought to the c

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