Britain's Catherine, Duchess of Cambridge speaks during an evening reception to celebrate the work of the charity The Art Room, of which she is a patron, at the National Portrait Gallery in London April 24, 2013.TOBY MELVILLE/Reuters
Kate wears a bold print while speaking to students at The Willows Primary School in the Wythenshawe district near Manchester, northwest England on April 23, 2013.POOL/Reuters
Kate arrives to visit The Willows Primary School in the Wythenshawe district near Manchester, northwest England on April 23, 2013.POOL/Reuters
Kate is met by National Portrait Gallery director Sandy Nairne and Art Room charity founder Juli Beattie (L) before a reception at the National Portrait Gallery in London April 24, 2013.POOL/Reuters
Kate glows as she arrives to attend an evening reception to celebrate the work of the charity The Art Room, of which she is a patron, at the National Portrait Gallery in London April 24, 2013.POOL/Reuters
Prince William and Kate arrive for their visit to the Emirates Arena in Glasgow, Scotland April 4, 2013.DAVID MOIR/Reuters
Kate watches as Britain's Queen Elizabeth II unveils a plaque at Baker Street underground station in London, during a visit to mark the 150th anniversary of the London Underground, Wednesday, March 20, 2013.Matt Dunham/The Associated Press
Kate arrives at The Willows Primary School, Wythenshawe, Manchester to launch a school counseling programme, Tuesday April 23, 2013.Paul Ellis/The Associated Press
Kate leaves after a visit to Warner Bros. Studios at Leavesden in southern England April 26, 2013.LUKE MACGREGOR/Reuters
Kate leaves Hope House addiction treatment centre after an official visit in London February 19, 2013.LUKE MACGREGOR/Reuters
Kate visits the Great Tower Scout Camp at Newby Bridge in Cumbria, northern England March 22, 2013.POOL/Reuters
Kate arrives for a visit to the Warner Bros. Studios at Leavesden in southern England April 26, 2013.POOL/Reuters
Kate visits the Naomi House children's hospice in Sutton Scotney, southern England April 29, 2013.POOL/Reuters
Prince William and Kate visit the offices of Child Bereavement UK in Saunderton, southern England March 19, 2013.POOL/Reuters
Kate smiles as she visits the offices of Child Bereavement UK in Saunderton, southern England March 19, 2013.POOL/Reuters
Kate shows her maternal side speaking with children and well-wishers as she visits the offices of Child Bereavement UK in Saunderton, southern England March 19, 2013.POOL/Reuters
Kate accompanies Queen Elizabeth II and Prince Philip (not pictured) to Baker Street underground station in London for a visit to mark the 150th anniversary of the London Underground, Wednesday, March 20, 2013.Sang Tan/The Associated Press
Kate looks radiant in as she waves as she leaves after visiting the Naomi House children's hospice in Sutton Scotney, southern England April 29, 2013.SUZANNE PLUNKETT/Reuters
Kate arrives at Hope House in south London February 19, 2013.STEFAN WERMUTH/Reuters
Kate arrives for a visit to Hope House addiction treatment centre in south London February 19, 2013.STEFAN WERMUTH/Reuters
Kate shows off her stomach while visiting the National Portrait Gallery in London April 24, 2013. She was attending an evening Reception to celebrate the work of the charity The Art Room, a charity working with children to increase their self-esteem, self-confidence and independence through art.TOBY MELVILLE/Reuters