Novak Djokovic win the 3rd set against Stan Wawrinka but stay on his side of the court. Why ? He simply didn't realized that the set was already finished.

Svetlana Kuznetsova Cuts Hair Mid-Match | 2016 WTA Finals Singapore

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)

Caroline Wozniacki use some towels to imitate Serena Williams during her exhibition match against Maria Sharapova in Sao Paulo.

Watch how Ivan Dodig knocked out Marcelo Melo in Miami's double.

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