Serbian professional tennis players Novak Djokovic (3rd on the ATP Ranking as of September 2007) is quite famous in the tournament for his colleagues. Prove is the following video where Djokovic plays Maria Sharapova and Rafa Nadal at the US Open 2007.

I know what you are asking for, here we are with Djokovic impressioning Roger Federer, Andrew Roddick, Rafa Nadal, and others. The radio in the background sounds very Blade Runner opening scene.