Murray, who retired in August, jokingly blames Djokovic as the main reason he never captured an Australian Open title.

It will be all business when Andy Murray coaches Novak Djokovic at the Australian Open. While the partnership between two of the biggest rivals in recent men’s tennis history has awakened feelings of shock,

Djokovic is not shy of expressing himself on court, either, and the tennis world is febrile with excitement to see how these two old rivals will interact.