11:01AM, Wednesday 03 April 2013
The Duchess of Cambridge will attend Windsor Castle for the Windsor Scout Review on April 21.
St James' Palace chief say the Duchess, who is a volunteer in the Scout Association, will attend the National Review of Queen’s Scouts at the castle.
Her Royal Highness will later attend the National Scout Service at St George’s Chapel.
It will be the 31-year-old's first public visit to Windsor since she announced in January she was pregnant.
The Duchess and Duke of Cambirdge are expecting their first child in July.
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