The youngest members of the royal family are just as close as you would expect.
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The Cambridge children first met little Archie Harrison during the Trooping the Colour festivities.
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Prince George in particular looked like he was very excited to be around Archie at a polo match.
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It will be very exciting to see the royal kids grow up with each other in the spotlight.
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Since they'e all very close in age, there’s a good chance that they will continue to bond as they grow!
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