Earlier on in the day, Louis had fans in hysterics thanks to his toothy grin, when he seemed to be cracking up his older ...

Kate Middleton was seen speaking to her youngest child Prince Louis on the balcony of Buckingham Palace, as she issued a ...

The royal kids joined their parents, the Prince and Princess of Wales, at the annual birthday celebration for the British ...

EXCLUSIVE: Prince Louis was once again the star of the show at this year's Trooping the Colour, but his mum Kate Middleton ...