King George VI, Prince Charles & Princess Anne in home video footage released at the Royal Childhood Exhibition.
Footage from the exhibition titled, Royal Childhood, which looks at the childhood of various members of the British Royal Family at Buckingham Palace. Here we see some footage from the childhood of Prince Charles and Princess Anne. The exhibit is from July 26, 2014 to September 28, 2014.
In the 2nd gif: Grandpa Bertie and Prince Charles. :)