Snapshot from day seven of the Australian Open at Melbourne Park.

PLAYER OF THE DAY: Thanasi Kokkinakis - the other half of the so-called Special Ks - stole the show as he and his crowd-pleasing partner Nick Kyrgios surged into the doubles quarter-finals with a rousing three-set victory over South American seeds Gonzolo Escobar and Ariel Behar on a packed-out Kia Arena.

QUOTE OF THE DAY: "We're winning it." - Kyrgios.

STAT OF THE DAY: Canadian young gun Denis Shapovalov powered into the Melbourne Park quarter-finals with a stunning straight-sets fourth-round up win over third seed Alexander Zverev.

TOURNAMENT SUMMARY: Shapovalov will play 20-times grand slam champion Rafael Nadal in a blockbuster men's quarter-final while French Open champion Barbora Krejcikova, a resurgent Madison Keys and fellow American Jessica Pegula all charged into the women's last eight.