Novak Djokovic's son Stefan is living the good life in New York. The toddler is in the Big Apple to see his father defend his US Open title. But it's not all about the world No. 1. No fewer than four people (including Djokovic) were attending to little Stefan (who turns two in October).

Along with the A-list treatment, Stefan's been busy exploring a little nature (along with his mother Jelena).

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Wondering if the mini Djokovic has any interest in tennis? Look no farther than this clip of the father and son playing tennis in Monte Carlo earlier this year.

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Stefan will have to step out of the limelight for a moment as Djokovic takes to the court on Tuesday night against Jo-Wilfried Tsonga in the US Open quarterfinals.