Charli XCX Debuts New Track 'Vroom Vroom': Listen

Jo Hale/Redferns
Charlie XCX attends the Amy Winehouse Foundation Gala Red Carpet at The Savoy Hotel on Oct. 15, 2015 in London, England. 

When the cat's away, the mouse will play -- and this week, when British DJ Julie Adenuga was away from presenting Beats 1, Charli XCX stepped in. The singer-songwriter played everything from The Sex Pistols to Diplo, interviewed a Pussy Riot member and talked Miley Cyrus. Between all the gabbing and grooving, she even threw in a new track.

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XCX previewed "Vroom Vroom," a track she worked on with Sophie. The song features a darker tone to her previous releases. Her vocals come in like a childhood chant before her breathy chorus comes in over a stripped-down beat. 

Listen to it below: