William, who was crouching down to speak to his son, Prince George, on the Buckingham Palace balcony, was given a directive from the Queen to "Stand up, William" – which he followed with the speed of a kid caught with his hand in the cookie jar.
Prince George's reaction – a face palm – is just the cherry on top of an already perfect GIF.
Hey, he may be set to take over the throne one day – but until then, Granny's the boss.