It's easy to forget that celebrities were once children too. That they went to primary school, ate funsize Crunchie bars, and had to handle the same kind of strife that we put up with on a daily basis - like sitting next to that kid who always had dry, miscoloured snot plastered to his chin, for example. How did it even get down there?
And because they were children, they had small, cherubic children faces, too. But can you identify these world famous celebs from their Key Stage 1 school photos? PROVE IT.
While you're in the mood for some time travelling fun, remember to check out the new series of Drunk History UK, tomorrow at 10pm!
Watch Drunk History UK on Comedy Central Wednesday at 10pm!