The Cambridge’s two eldest children were expected to attend the royal’s annual Christmas day church service at Sandringham for the first time on Wednesday.
This is not the first time Kate has shared her own family photographs with the world.
Previously Kensington Palace has distributed several photographs taken by the duchess to mark key milestones in the children’s lives, such as birthday and first days at school.
Earlier this week, William’s brother Harry released his first family Christmas card featuring his wife, Meghan and baby Archie. The adorable eight-month-old tot was seen front and center, staring into the camera.