Chris Hemsworth Jokes About Miley Cyrus Getting Back Together With Liam

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The Avengers star isn't keeping too close of tabs on his brother!

If Miley Cyrus and Liam Hesmworth are back together, Chris Hemsworth would be the last to know!

The Avengers
star was asked whether his younger brother was back with his former fiance by the Australia's Kyle & Jackie O radio show, coyly responding, "Not that I know of, mate."

WATCH: Miley Cyrus and Liam Hemsworth: Engagement Ring Designer Neil Lane Says 'It's Back on Her Finger'

"I would find out through the press," the 32-year-old laughed. "I find out last most of the time."

Fair enough, Chris!

WATCH: Moving In? Miley Cyrus Brings U-Haul Truck to Liam Hemsworth's Home

A source told ET that Miley and Liam rekindled their romance in Australia at the beginning of this year

Over the weekend, the 23-year-old singer and two friends were spotted bringing a U-Haul truck to Liam's home in Malibu, California, over the weekend, fueling speculation that the two may now be living together. An eyewitness told ET that it "definitely looked like [Miley] was moving," adding that she was "upbeat, looked good, happy and excited."

Meanwhile, Miley has been wearing a ring on THAT finger that looks suspiciously like her engagement ring from 2012. The ring's designer, Neil Lane, told ET on Tuesday, "It looks just like it."

WATCH: Back On? Miley Cyrus and Ex-Fiancé Liam Hemsworth Spotted Together In Australia

"They say she's never really parted with the ring, she's kept it very precious," he added. "That's what I've heard, I don't know that from her, [but] it's back on her finger, on the [correct] hand, on the ring finger."

Watch the video below.