MIKE DICKSON IN MELBOURNE: Novak Djokovic sent out a message to his rivals after cruising through to the quarter-finals, but 15-year-old sensation Coco Gauff saw her fairytale run end.

She shares two adorable children with partner Chris Walker who she met while he was working on The Project.

Having been pushed to the brink by John Millman in a classic on Friday, Federer again dropped the opening set to Hungary's Marton Fucsovics. But this time he did not need a deciding set, winning in four.

The Swiss maestro cast aside Marton Fucsovics at Melbourne Park on Sunday, before telling the crowd they still had time to celebrate the national day as the clock struck 11.30pm.

Ash Barty has served a brilliant response after the debate over changing date of Australia Day threatened to overshadow her stunning fourth round win at her home grand slam.

Regardless of what happens in his fourth-round match against Rafael Nadal, there is a lot Nick Kyrgios can take away from this month that will serve him well for the rest of the season.

American tennis stars Coco Gauff and Sofia Kenin were battling it out in the fourth round of the Australian Open in Melbourne on Sunday when the crowd began to chant at them.

Austrian Dominic Thiem, 26, was asked about the bizarre whispers after his straight sets win over Frenchman Gael Monfils at the Australian Open on Monday.

Australian legend Court - a devout Christian - has caused controversy for saying she doesn't believe gay people should be allowed to marry because the Bible does not condone it.

The Australian gave it his all in a spirited performance but went down 6-3 3-6 7-6 7-6 in four sets against the Spaniard in an emotion-charged showdown.

The Australian world 23 made his grand entrance to Rod Laver Arena wearing an LA  Lakers jersey after Bryant tragically lost his life in a helicopter crash on Sunday.

Australian tennis great Margaret Court was honoured on the 50th Anniversary of her 1070- Grand Slam but she was met with some boos, rainbow flags and wasn't allowed to speak.

The polarising Australian tennis bad boy earned the respect of fans and his arch rival after bowing out of the grand slam in a pulsating fourth setter on Melbourne's Rod Laver Arena.

The 15-year-old played alongside Caty McNally, 18, in the third round of the Women's Doubles tournament today. Both decorated their sneakers in memory of Kobe

MIKE DICKSON IN MELBOURNE: Nick Kyrgios attempted to honour the memory of one of his basketball heroes, Kobe Bryant. In the end, the emotional Australian fell short against Nadal.

Lindy Klim turned heads on day eight of the Australian Open in Melbourne on Monday. 

World No.1 Rafael Nadal jovially called out veteran tennis reporter Ubaldo Scanagatta, 70, during the post-match presser when he accidentally dozed off.

Australian Open fans did a double take on Saturday night when they thought Liam Hemsworth was taking on Nick Kyrgios in a third-round match-up. 

Australian world number one Ash Barty has defeated Czech player Petra Kvitova to reach the Australian Open semi finals.

Roger Federer's opponent Tennys Sandgren needed medical attention when a ballkid collided with him during a crucial stage of their quarterfinal showdown at the Australian Open.

MIKE DICKSON IN MELBOURNE: Four years on from his terrifying collapse on the Rod Laver Arena Nigel Sears will be back in the Australian Open for a big match.

World No 2 Novak Djokovic took another step to defending his Australian Open title on Sunday with a dominant display against big-hitting Canadian Milos Raonic.

MIKE DICKSON IN MELBOURNE: Roger Federer rolled back the years to stage one of the most remarkable survival acts of his career to stay in the Australian Open.

Novak Djokovic paid tribute to Kobe Bryant as he continued his march through the Australian Open draw with a straight-sets victory over Milos Raonic in the quarter-finals.

Ash Barty's face is all over Melbourne endorsing range of products as she moves towards becoming the first homegrown female champion at the Australian Open in 42 years.

MIKE DICKSON IN MELBOURNE: By now Roger Federer should have been back in Switzerland, embarking on the family skiing holiday he has planned.

The former Australian tennis star, 34, interviewed her good friend after she beat Kvitova in the quarter finals of the Australian Open on Tuesday afternoon.

In an extremely close match at Melbourne Park on Monday night, Nadal snatched victory in the final set tiebreaker despite Kyrgios being in form and serving 25 aces.

MIKE DICKSON IN MELBOURNE: The quarter-final action in the men's and women's singles at the Australian Open continued on Wednesday.

MIKE DICKSON IN MELBOURNE: An aggravated Rafael Nadal was spent spinning out of the Australian Open by a brilliant performance from Austria's Dominic Thiem.

Italian chef Andrea Tranchero has dished out the exact meal Roger Federer eats before every game at the Australian Open - as he shares the 'match winning' recipe.

Australian Open viewers have been left scratching their heads as Ash Barty wore the same outfit as her opponent Sophia Kenin.

She has kept a relatively low profile after retiring from her incredible sprinting career.

Rebel Wilson was spotted greeting Olympic sprinter Cathy Freeman at the Australian Open in Melbourne on Thursday.

She lost her semi-final match to American Sofia Kenin in Melbourne on Thursday, going down in straight sets.

She's the model and Myer ambassador who spends most of her free time at the beach in Byron Bay. 

She became a household name after starring in reality renovation programs Selling Houses Australia and The Block. 

Apple technician Harry Xin said he had a racist encounter watching the Australian Open at Rod Laver Arena in Melbourne on Wednesday.

Tennis player Caroline Wozniacki and husband David Lee stepped out in style for an event this week.

MIKE DICKSON IN MELBOURNE: Despite facing a partisan crowd on the Rod Laver Arena the 32-year-old Serb showed again just how hard he is to beat at a venue where he has won seven times.

He's known to be one of the greatest cricketers in the world.  

The Pitch Perfect star, 39, looked stylish in an emerald green satin shirtdress, which featured a belted waist, accentuating her recent weight loss even more.

MIKE DICKSON IN MELBOURNE: Barty cradled her 12-week-old niece as she tried to shrug off the disappointment of ending Australia's long wait for a homegrown women's Open winner.

MIKE DICKSON IN MELBOURNE: Joe Salisbury's 18-month journey from obscurity to Grand Slam winner is one step away from completion after he reached the Australian Open final.

The 23-year-old lost her semi-final match in 40 degree heat to American Sofia Kenin in Melbourne on Thursday, going down in straight sets.

Dylan Alcott and Heath Davidson just won their third consecutive Australian Open quad doubles title together in straight sets.

Kia ball kid Charlie Brady, who has been on the court during the Australian Open in Melbourne, said he has had tennis players yell at him, and said some of them can often be 'disrespectful'.

The 23-year-old lost her semi-final match in 40C heat to American Sofia Kenin on Thursday, going down in straight sets.

The outage took place in the opening stages of the third set in the blockbuster clash between Alexander Zverev and Dominic Thiem on Melbourne's Rod Laver Arena.

She raised more than $50million for the bushfire victims earlier this month.