Much like Prince George, Princess Charlotte has been joining her parents and her grandfather at more public events - offering us the chance to see her interact with crowds.
Something that has been noted time and again is how Charlotte appears to be far more confident than her more reserved elder brother.
As well as this, comparisons have inevitably been drawn between the Wales siblings and the King's relationship with his sister, the Princess Royal.
King Charles and Princess Anne have maintained a steadfast bond for their entire lives - with a royal expert telling OK! that the Princess has acted as her elder brother's "protector".
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