Prince Louis' adorable 7th birthday photo and video

How is Prince Louis already seven!

In celebration of the young royal's seventh birthday yesterday, the Prince and Princess of Wales shared an adorable new snap of their youngest son.

The sweet photo, taken by Josh Shinner, shows the young prince flashing an adorable smile at the camera while sitting atop a tree stump.

The adorable video shows behind-the-scenes moment from the photoshoot.

"Wishing Prince Louis a very Happy 7th Birthday!" reads the caption.