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

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. Collins blew kisses at the booing crowd and thanked them for paying for her next five-star vacation after beating local Destanee Aiava in the second round on Thursday.

Danielle Collins has gotten into a back-and-forth with a booing crowd at the Australian Open after eliminating a local player.

Novak Djokovic declared himself a big fan of Danielle Collins’ approach to rowdy Australian Open fans after confronting his own heckler at Melbourne Park. Collins made a big show of taunting the crowd after her late-night victory over home hope Destanee Aiava on Thursday,

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.

Danielle Collins caused a stir during her second-round win over Australian qualifier Destanee Aiava at the Australian Open on Thursday night with her behavior.

Novak Djokovic won in straight sets against the hecklers, too. Djokovic responded to an Australian Open fan who yelled an angry message to him after the Serbian rolled to a 6-1, 6-4, 6-4 victory over 26th-seed Tomáš Macháč.