Catherine, Duchess of Cambridge arrives to officially open The Treehouse Children's Hospice on March 19, 2012 in Ipswich, England.
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Britain's Catherine, Duchess of Cambridge plants a tree during a visit to The Treehouse in Ipswich, England, on March 19, 2012. The Duchess of Cambridge visited to formally opened The Treehouse, a children's hospice service for the counties of Suffolk and Essex.
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Britain's Catherine, Duchess of Cambridge (C) joins in a music class during a visit to The Treehouse.
- [Kirsty Wigglesworth/AFP/Getty Images]

Britain's Catherine, Duchess of Cambridge (R) joins in an art class with Marnie Jennings during her visit to The Treehouse, where she gave her first public address.
- [Kirsty Wigglesworth/AFP/Getty Images]

Catherine, Duchess of Cambridge, presents a 'shamrock' to the Regimental mascot as she takes part in a St Patrick's Day parade as she visits Aldershot Barracks on St Patrick's Day on March 17, 2012 in Aldershot, England. The Duchess presented shamrocks to the Irish Guards at a St Patrick's Day parade during her visit.
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Catherine, the Duchess of Cambridge talks to members of the Irish guards as she takes part in a St Patrick's Day parade.
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Britain's Catherine, Duchess of Cambridge (C), poses for an official photograph during her visit of the Aldershot Barracks on St Patrick's Day.
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Britain's Catherine, Duchess of Cambridge, holds a glass of Harvey's Bristol Creme in the Junior's Mess as she toasts in honor of St Patrick's Day.
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Catherine, Duchess of Cambridge, and Camilla, Duchess of Cornwall speak with children as they leave The Dulwich Picture Gallery in London.
- [Tim Whitby/AFP/Getty Images]