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)

An Iguana stopping the match between Tommy Haas and Jiri Vesely at the Miami Open.

Roger Federer and Rafael Nadal can't stop laughing during filming a tv spot. The goal was made to promote two charity matches between the Swiss and the Spanish during 2010 offseason.

Alexander Zverev gives a hug to a line judge during his match against Roger Federer in Rome.

Federer's Dad defeats Roger

Here is a first-person experience of a Bryan Brothers training session in Miami. You're in the head of Mike Bryan.