Nick Kyrgios was unhappy with someone’s girlfriend as he got his Australian Open campaign underway on Monday.

The Aussie saw off Frederico Ferreira Silva in straight sets on John Cain Arena, winning 6-4, 6-4, 6-4.

But early on in the encounter, Kyrgios was pretty animated and let his support team know all about it.

Photo by Cameron Spencer/Getty Images

“Are you awake? You’re saying one thing for two games,” he muttered, as per Australia’s Daily Telegraph.

After blowing seven break points in game number three, his frustrations became more audible.

“Tell your girlfriend to get out of my box,” he shouted.

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Nick Kyrgios girlfriend troubles aren’t clear

It is not yet clear who’s girlfriend Kyrgios was referring to, or what the female had done to irk him.

Drama is par for the course when the big-hitter takes to the court.

Last week, we told you about his run-in with umpire Nacho Forcadell during one of the many Melbourne warm-up events.

Photo by Jonathan DiMaggio/Getty Images

Now the real thing has begun in Australia, it seems like Kyrgios has no intention of quieting down.

Expect more drama on Wednesday when he takes on 29th seed Ugo Humbert.

In other news, Nick Kyrgios hits out at "girlfriend" during Australian Open victory