Princess Kate says something very funny about Prince Louis.

Prince Louis is a fan favourite due to his spirited and cheeky nature.

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Kate Middleton made a funny confession about Louis during a visit to a rehabilitation centre in Wales.

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Louis attends Lambrook School in Berkshire with his siblings, Charlotte and George.

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After school, Louis likes to let off steam by spending time outside.

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The royal children are known by their classmates simply as George, Charlotte, and Louis Wales.

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Lambrook School is the first school that the royal children have attended together.

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Members of the royal family don't use a surname but can be recognised by their house name, such as Windsor or Mountbatten-Windsor.

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