The wild card from Perth scored an upset victory over last year's US Open finalist Leylah Fernandez with a solid 6-4, 6-2 scoreline.
The three-time major champion sure knows how to put on a show. Murray edged Nikoloz Basilashvili in five sets to topple the Georgian for the second time in a week.
In 72 minutes, the Romanian captured a seamless 6-2, 6-2 win over 2019 Aussie Open finalist Petra Kvitova.
The world No. 13's 6-3, 6-4, 7-5 victory over Filip Krajinovic wasn't as straightforward as the score resembles. He survived painful leg cramps and could hardly run, but managed to seal the deal.
For the first time in her career she's a Top 10 seed at a major and she's off to a shimmering start. The No. 6 seed posted a 6-2, 6-3 score against Katerina Siniakova.