It's hard to believe it is eight years since the world waited for their first glimpse of the future King.
5. Prince George's at four
The picture was taken at Kensington Palace ahead of Prince George's fourth birthday in 2017. Photo: Chris Jackson
6. Prince George at three
The portraits of Prince George for his third birthday were captured by photographer Matt Porteous at the family's home in Norfolk. Photo: Matt Porteous
7. Prince George at two
The picture to mark Prince George's second birthday was taken by fashion photographer Mario Testino, and shows the then toddler smiling in the arms of his father, Prince William.
The picture was taken after Princess Charlotte's christening on 5 July.
It was taken in the gardens at Sandringham House, on the Queen's Norfolk estate, and was part of the series of official photographs taken by Testino following the princess's christening. Photo: Mario Testino
8. Prince George at one
This photo dated Wednesday July 2, 2014, was taken to mark Prince George's first birthday and shows the Duke and Duchess of Cambridge and the Prince during a visit to the Sensational Butterflies exhibition at the Natural History Museum, London. Photo: John Stillwell