Prince George, Princess Charlotte and Prince Louis appear to all be very close with one another as they share the same royal experiences very few children in the world will ever know.
Of course they also have their own friends at Lambrook School who they can learn and play with like regular kids giving them a small taste of what non-royal life is like.
However, they do also seem to have their own 'best friends' within the royal family as body language specialist Judi James told the Express who she believes Prince George and Princess Charlotte are closest to out of their relatives.