EXCLUSIVE: Charles and Diana sat down with their new baby for a photo shoot and it turned into a competition -- who could get Prince William to smile.

Prince Louis has become known for his riotous hijinks and hilarious facial expressions, which are often on display at official royal engagements. While his older brother, Prince George, apparently " insists on dressing " just like their dad, Prince William, Prince Louis seems to have found mentors in both of his grandfathers.

Meghan Markle and Prince Harry, who are in news for the Invictus Games in Canada, have been urged to continue their new strategy of avoiding rift with their royal relatives.The Duke and Duchess