Novak Djokovic doesn't realize he broke a string during his semifinal against Kei Nishikori in Rome.

Andy Roddick imitates Serena Williams during an exhibition night in Toronto. Serena Williams herself, Milos Raonic and Agnieszka Radwanska also took part to this event. (2012-11-16)

French open in the rain with Novak Djokovic

Andy Roddick imitates Rafael Nadal during an exhibition night in Toronto. Milos Raonic, Serena Williams and Agnieszka Radwanska also took part of this event. (2012-11-16)

The #MannequinChallenge from Murray, Djokovic, Wawrinka, Roanic, Nishikori, Monfils, Cilic and Thiem before the ATP Finals (Masters) in London.

Fabio Fognini is inimitable. The Italian had fun by pulling down the chair umpire's sock during his last match in London.