Kate Middleton shares new birthday photo of Prince William with George, Charlotte and Louis

Happy birthday Prince William!

Prince William is celebrating his 42nd birthday today and his wife took to social media to release a sweet new photo of William with his three children to mark the occasion.

The adorable photo shows him leaping in the air with Prince George, ten, Princess Charlotte, nine, and Prince Louis, six. 

Kate wrote alongside the photo, "Happy birthday Papa, we all love you so much! Cx."

Earlier today, the Royal Family released a throwback photo of King Charles holding a baby Prince William.

The black-and-white image was taken at Kensington Palace in London, on 1 February 1983.