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

Nicolas Mahut missed that one. He served right in the head of his partner Pierre-Hugues Herbert during the double final of the Australian Open. All is fixed at the end with a little kiss.

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

Benoit Paire's perfect tweener half volley drop shot against Tomas Berdych in Stuttgart.

SQUIRREL RUNS ONTO COURT AND INTERRUPTS MATCH at 2015 US open

Murray, Thiem, Goffin, Firtz or Herbert try the Gong Challenge in London (ATP Finals/Masters).