Novak Djokovic has backed Danielle Collins for her cheeky response to hostile fans at the Australian Open and said the sport could afford to take itself a little less seriously.

Novak Djokovic and Danielle Collins have both been involved in some controversial moments during the Australian Open.

Novak Djokovic said he “loved” Danielle Collins’ reaction to a hostile home crowd at the Australian Open, adding that he was now a “big fan” of the American. After beating home favourite Destanee Aiava on a raucous Kia Arena,

Novak Djokovic called Danielle Collins' feisty reaction to Australian Open hecklers "funny" and "smart" after himself getting riled up during his third-round win on Friday.

Novak Djokovic has had his say after Danielle Collins caused controversy with her antics at the Australian Open. The American star riled up the fans after beating Destanee Aiava on Thursday, gesturing to kiss her bottom and reminding them that she was taking a “big fat pay cheque”.

Novak Djokovic declared himself a big fan of Danielle Collins’ approach to rowdy Australian Open fans after confronting his own heckler at Melbourne Park.

Novak Djokovic approved Danielle Collins' response to Australian Open hecklers as the Serb funnily stated that he is now "a big fan" of hers. On Thursday, the American tennis star edged out Australian qualifier Destanee Aiava 7-6 (4) 4-6 6-2.

Channel 9 host Tony Jones has angered Novak Djokovic’s supporters by going rogue and sledging the Serbian superstar on a live broadcast.

Count Novak Djokovic as being in Danielle Collins’ corner. He thinks her response to booing fans at the Australian Open was absolutely fine.

Ten-time Australian Open champion Novak Djokovic has thrown his support behind Danielle Collins in her battle with Aussie crowds. Collins had several controversial interactions with the fans during her second-round win over Destanee Aiava,

If you have been following this year's Australian Open, you probably saw what happened in some of Novak Djokovic and Danielle Collins' matches. When complaining about the rowdy crowd, both stars suggested that the alcohol consumption may have played a role in some of the spectators crossing the line.