It's been pouring down rain for the past several days, and I've reached that point where - between the boxes, the packing, the errands, and the downright gloomy weather - I could use a bit of a pick me up. Enter Novak Djokovic, the #4 seeded men's tennis player, who is as renowned for his impersonations of other players as he is for his stellar tennis. Djokovic defeated Radek Stepanek in the fourth round of the U.S. Open last night, and - together with John McEnroe who came down from his commentary box - put on quite a show afterwards! It's so lovely to come across an athlete with such a superb sense of humour: