The animal was spotted running across the court before jumping into the crowd at the US OpenAt tennis matches, you're unlikely to see unruly behaviour from spectators.

But one cheeky squirrel was about to turn all that on its head when it decided to wreak havoc during a doubles match on Sunday at the 2015 US Open. The match between Jelena Jankovic-Aleksandra Krunic and Casey Dellacqua-Yaroslava Shvedova, was called to a halt after the creature made play impossible.