It's no secret that Prince Louis is considered one of the more animated members of the royal family when it comes to royal outings.

Though the occasions when the youngest child of the Prince and Princess of Wales is seen dancing in public, pulling funny faces, and playfully mocking his siblings can be seen as an insight into his budding personality, his familial role will also play into his ability to let loose, something he shares with a certain royal cousin.

© Getty Prince Louis has a playful side - and he's not afraid to show it!

"Research tells us that birth order effects are subtle but consistent enough to spot patterns, especially when you also factor in gender mix," Swift Psychology's child and adolescent therapist, Laura Gwilt , tells us.

© Getty Mia is a warm older

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