Prince William, Kate Middleton release candid family video with three kids

Prince William and Kate Middleton have released a candid family video, in a rare behind-the-scenes look at their private life.

Prince William and Kate Middleton are seen playing on the beach with their children and roasting marshmallows in an adorable new family video.

The Duke and Duchess of Cambridge released the rare, candid footage on their official Twitter page today to thank fans for their well wishes on their 10th wedding anniversary.

“We are enormously grateful for the 10 years of support we have received in our lives as a family,” the pair wrote.

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Prince William and Kate Middleton with their youngest child, Prince Louis. Picture: Twitter/@kensingtonroyal

The video, which was shot by British filmmaker Will Warr, shows the relaxed royal family as they enjoy down time together in Norfolk late last year.

Kate is seen holding Louis’ hands as they climb sand dunes. Picture: Twitter/@kensingtonroyal

Princess Charlotte walks in front of her mum and brother Louis as they play on the beach. Picture: Twitter/@kensingtonroyal

Prince George, 7, Princess Charlotte, 5, and Prince Louis, 3, appear in the video alongside their parents, as they are seen sitting by a fire, climbing up sand dunes and chasing after each other in the Anmer Hall garden.

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Kate Middleton, Prince William, Prince George and Princess Charlotte in Norfolk. Picture: Twitter

Charlotte, George, William and Kate are seen roasting marshmallows. Picture: Twitter/@kensingtonroyal

The happy couple. Picture: Twitter/@kensingtonroyal

The sweet video is a rare insight into the life of one of the world’s most famous families, fit with two future kings.

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William was seen chasing Charlotte. Picture: Twitter/@kensingtonroyal

Princess Charlotte running through the family’s Norfolk garden. Picture: Twitter/@kensingtonroyal

It comes after William and Kate released two new portraits to mark their anniversary, shot by legendary British photographer Chris Floyd.

The pictures show a smiling and relaxed Duke and Duchess holding hands and embracing in the grounds of their home, Kensington Palace.

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William, Duke of Cambridge and Catherine, Duchess of Cambridge in an official portrait to celebrate their tenth wedding anniversary. Picture: Chris Floyd/Kensington Palace/AFP

After seven years of dating and the British public anxiously waiting, the duo finally tied the knot in a historic day at Westminster Abbey on April 29, 2011.

Kate and Will’s famous wedding kiss. Picture: Leon Neal/AFP

More than one million people gathered between the church and Buckingham Palace to get a glimpse of the royal couple riding on-board their horse-drawn carriage, while the ceremony was watched by an estimated two billion people around the world.