Prince William and Kate Middleton’s youngest child, Prince Louis, is only 6 years old, but he’s already developing a goofy ...

See Prince George, Princess Charlotte and Prince Louis share sweet moments while attending mom Kate Middleton's annual ...

Prince George, Princess Charlotte, and Prince Louis attended church in Sandringham on Christmas Day alongside their parents, ...

Prince Louis looked pleased to have Princess Kate by his side as walked past royal watchers into church on Christmas morning.

Prince George, Princess Charlotte and Prince Louis joined Kate Middleton, Prince William, King Charles III and Queen Camilla ...

Prince George, Princess Charlotte and Prince Louis joined their parents, Kate Middleton and Prince William, for the ...

Kate was filmed encouraging her youngest son during a Christmas Day walkabout in which she also spoke about cancer.

The royal children joined mom Princess Catherine and dad Prince William on the family's annual Christmas walk in Sandringham.

Prince George, Princess Charlotte and Prince Louis join Kate Middleton, Prince William, King Charles III and Queen Camilla on ...

As Prince George, 11, Princess Charlotte, nine, and Prince Louis, six, greeted the public they were handed several gifts from ...

Prince Louis was seen turning to his mother Kate Middleton in a sweet moment in a teaser for her annual Christmas carol ...

Lip reader Nicola Hickling has revealed the emotional six-word comment Prince Louis made to Kate Middleton during her ...