Prince William, Prince Harry and Kate Middleton host a kids' party at the palace -- See the pics!


It was an extra special day at Buckingham Palace on Saturday!

Prince William, Prince Harry and Kate Middleton hosted a party for approximately 850 children, to honor the kids of those who have died while serving in the Armed Forces.

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The Duchess of Cambridge wore a pastel yellow See by Chloe dress, which she paired with gray Monsoon wedges and pearl teardrop earrings.

Her husband and brother-in-law opted for coordinating ensembles, with both royals donning navy blue blazers, matching slacks, white button-down dress shirts and brown suede shoes.

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The trio appeared to be having a blast at the fête, which included a tea party, cupcake decorating station, water-balloon slingshot, plate spinning and face-painting.

See highlights below!

19 PHOTOS
The royals hold kids party at the palace
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The royals hold kids party at the palace
LONDON, UNITED KINGDOM - MAY 13: Prince Harry, Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge laugh as they host a tea party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. (Photo by Andrew Parsons - WPA Pool/Getty Images)
LONDON, UNITED KINGDOM - MAY 13: Prince Harry, Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge laugh as they host a tea party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. (Photo by Andrew Parsons - WPA Pool/Getty Images)
LONDON, UNITED KINGDOM - MAY 13: Prince Harry, Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge backstage with Samantha Davidson and her children Jayden, 8, Jamie, 6, Amelia, 4, as they host a tea party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. (Photo by Andrew Parsons - WPA Pool/Getty Images)
LONDON, UNITED KINGDOM - MAY 13: Prince Harry speaks to children as he along with Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge host Party at The Palace, they are hosting a special party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. . (Photo by Andrew Parsons - WPA Pool/Getty Images)
LONDON, UNITED KINGDOM - MAY 13: Catherine, Duchess of Cambridge speaks to children as she along with Prince William, Duke of Cambridge and Prince Harry host Party at The Palace, they are hosting a special party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. . (Photo by Andrew Parsons - WPA Pool/Getty Images)
LONDON, UNITED KINGDOM - MAY 13: Catherine, Duchess of Cambridge speaks to children as she along with Prince William, Duke of Cambridge and Prince Harry host Party at The Palace, they are hosting a special party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. . (Photo by Andrew Parsons - WPA Pool/Getty Images)
LONDON, UNITED KINGDOM - MAY 13: Prince Harry speaks to children as he along with Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge host Party at The Palace, they are hosting a special party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. . (Photo by Andrew Parsons - WPA Pool/Getty Images)
LONDON, UNITED KINGDOM - MAY 13: Prince Harry, Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge host Party at The Palace, they are hosting a special party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. . (Photo by Andrew Parsons - WPA Pool/Getty Images)
LONDON, UNITED KINGDOM - MAY 13: Prince Harry, Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge backstage with Samantha Davidson and her children Jayden, 8, and Jamie, 6, as they host a tea party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. (Photo by Andrew Parsons - WPA Pool/Getty Images)
LONDON, UNITED KINGDOM - MAY 13: Prince Harry, Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge host Party at The Palace, they are hosting a special party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. . (Photo by Andrew Parsons - WPA Pool/Getty Images)
LONDON, UNITED KINGDOM - MAY 13: Prince Harry speaks to children as he along with Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge host Party at The Palace, they are hosting a special party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. . (Photo by Andrew Parsons - WPA Pool/Getty Images)
Britain's Catherine, Duchess of Cambridge attends a tea party at Buckingham Palace, London, Britain May 13, 2017. The Princess, and Princes William and Harry, hosted the Party at The Palace to honour the children of those who have died serving in the Armed Forces. REUTERS/Andrew Parsons/Pool
Britain's Catherine, Duchess of Cambridge, Prince William and Prince Harry pose for a picture with Samantha Davidson (L) and her children Jayden, 8, Jamie, 6, and Amelia, 4, during a tea party at Buckingham Palace in London, Britain May 13, 2017. The two Princes and the Duchess hosted the Party at The Palace to honour the children of those who have died serving in the Armed Forces. REUTERS/Andrew Parsons/Pool
Britain's Catherine, Duchess of Cambridge attends a tea party at Buckingham Palace, London, Britain May 13, 2017. The Princess, and Princes William and Harry, hosted the Party at The Palace to honour the children of those who have died serving in the Armed Forces. REUTERS/Andrew Parsons/Pool
Britain's Catherine, Duchess of Cambridge attends a tea party at Buckingham Palace, London, Britain May 13, 2017. The Princess, and Princes William and Harry, hosted the Party at The Palace to honour the children of those who have died serving in the Armed Forces. REUTERS/Andrew Parsons/Pool
LONDON, UNITED KINGDOM - MAY 13: Catherine, Duchess of Cambridge and Prince Harry as they host a tea party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. (Photo by Andrew Parsons - WPA Pool/Getty Images)
LONDON, UNITED KINGDOM - MAY 13: Prince Harry and Catherine, Duchess of Cambridge throws a water bomb inot the crowd as they host a tea party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. (Photo by Andrew Parsons - WPA Pool/Getty Images)
LONDON, UNITED KINGDOM - MAY 13: Catherine, Duchess of Cambridge throws a water bomb inot the crowd as they host a tea party in the grounds of Buckingham Palace to honour the children of those who have died serving in the armed forces on May 13, 2017 in London, England. (Photo by Andrew Parsons - WPA Pool/Getty Images)
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