Alex de Minaur is bidding to reach his first Australian Open quarterfinal, however, talented Alex Michelsen isn't going to make his assignment easy.

Alex de Minaur overcame a one-set deficit and his own serving yips Saturday afternoon to defeat 31st-seed Francisco Cerundolo in a marathon third-round Australian Open match.

Alex de Minaur has explained why he slapped his legs during the fourth and final set of his match against Francisco Cerundolo. The No. 8 seed stormed back from a break down to advance to the second week of the Australian Open with a 5-7 7-6(3) 6-3 6-3 victory.

American Danielle Collins is out of the Australian Open following a straight-sets defeat by fellow countrywoman Madison Keys.

Alex de Minaur, the world No. 8, and Nick Kyrgios, who is back after a two-year battle with knee and wrist injuries, are the headliners for their country at Melbourne Park. Kyrgios emceed the night session on John Cain Arena Monday, before De Minaur headlines Rod Laver Arena, the pantheon of Australian tennis Tuesday night.

In the Round of 64 at the Australian Open on Wednesday, Tristan Boyer (ranked No. 136) faces Alex de Minaur (No. 8).In his last competition, Boyer fell to Joris de Loore 4-6, 4-6 in the qualifying

It was the opening round of the 2017 Australian Open in de Minaur’s first main draw at his first major championship in his home country, when the then-17-year-old saved a match point in the fourth set before beating Gerald Melzer in five sets and almost four hours.

Here’s the remarkable truth about Alex de Minaur. Apart from the remarkable ability to overachieve, he’s completely unremarkable. It’s remarkable. I’ve searched his closet and there’s not a single skeleton to be found.

Francisco Cerundolo (No. 31 ranking) will face Alex de Minaur (No. 8) in the Round of 32 of the Australian Open on Friday, January 17.Cerundolo moved on to the Round of 32 after his last match