Maria Sharapova makes light of the stifling Melbourne heat as she cruises past Jelena Kostanic into the fourth round

Fourth seed Sharapova is not short of her trademark intensity in a crushing 6-0 6-1 win

Sharapova's rumoured boyfriend Andy Roddick follows the Russian onto court and completes a crushing win

Roddick will now play unpredictable Cypriot Marcos Baghdatis after the former junior number one crushes Denis Gremelmayr

Baghdatis' win is hugely popular with the Cyprus contingent on Court Three at Melbourne Park

The heat stops play in Melbourne but not before wily Frenchman Fabrice Santoro stuns eighth seed Gaston Gaudio

In-form top seed Roger Federer can afford to relax with coach Tony Roche on a practice court

Russian Maria Kirilenko dazzles in a Stella McCartney-designed dress for her match against top seed Lindsay Davenport

But top seed Davenport ends Kirilenko's Australian Open run, despite struggling with her talented opponent and the heat