VIDEO - John McEnroe sings James Brown's 'Sex Machine' - thanks to Nick Kyrgios and Grigor Dimitrov

The Commissioner of Tennis John McEnroe wonders what tennis will look like without Roger Federer, Rafael Nadal and Novak Djokovic.

On the other side of the world, the Australian Open is the first Grand Slam of the year. Cool as a cucumber off the court, temperatures on it are unrivalled. It's Djokovic's favourite - but there are plenty of rivals for the Serb.

Match reports, best shots, interviews and incidents - on Eurosport.com you won't miss a thing from the Australian Open.