Actor Ben Stiller and hip hop artist RedFoo each took the court during Monday's BNP Paribas Showdown, but it was a young girl who managed to steal the show and win over the crowd

Ben Stiller booed, young girl cheered at BNP Paribas Showdown

During the Rafael Nadal-Juan Martin del Potro match, Nadal went into the stands to enlist Stiller as a temporary doubles partner. To counter, del Potro called over a young girl. And as it turned out, the girl was a borderline prodigy.After Stiller won the first point with a lucky drop shot that clipped the net, the young girl put on an exhibition, returning every shot Nadal and Stiller sent her way. Del Potro swept Nadal in their singles match, 7-6 ...