Paramore's hit single, "Ain't It Fun," has officially been certified double-Platinum, meaning it has tallied over two million U.S. sales. Earlier this year, the track was nominated for—and WON—a Grammy for Best Rock Song. Check out its fantastic music video below and be sure to leave them a congratulations message in the comments.

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The 'Ain't It Fun' single has just been certified Double Platinum!

A photo posted by Paramore (@paramore) on