The first Grand Slam event of 2014 (and Australia's biggest tennis competition), The Australian Open begins today!
The strong favourites to take out the singles titles are Serena Williams and Novak Djokovic... but who are they up against?

Men's Singles Title

Photo: Novak Djokovic

We reckon Djokovic is up against Raphael Nadal, Roger Federer, Lleyton Hewitt and Andy Murray.
Women's Singles Title

Photo: Serena Williams

Williams is going to have to battle last year's winner, Victoria Azarenka, the player she lost to last year: Sloane Stephens, Li Na and Maria Sharapova.
Who do you think will win?

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Find out who has the fastest serve ever (hint: he's Aussie!), who might break a world record at the Australian Open and who has a new, bigger racquet with K-Zone's Sound Smart: Tennis Stats.