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

Australia is renowned for its weird, wild and wonderful wildlife, and the players get to experience it in abundance. Whether it's at the zoo, in the aquarium, or under the lights of Rod Laver, the players at the Aussie Open have seen it all.

SQUIRREL RUNS ONTO COURT AND INTERRUPTS MATCH at 2015 US open

Damir Dzumhur gives everything to get Grigor Dimitrov's drop shot at Queens. A little bit too much apparently.

Noah Rubin destroy his shoe in Washington, D.C., pushing off to sprint for a ball against John Isner.

Alexander Zverev had almost the job done on this rally against Frances Tiafoe and just had to conclude with an easy smash. But...