'Nashville' Stars Lennon & Maisy Stella Cover Charli XCX and It's Amazing

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If you need more Nashvillein your life, you're not alone. Luckily for us, Lennon & Maisy Stella are here to help.

Connie Britton's on-screen daughters have posted a new cover online -- and it's amazing. Watch below as the girls tackle Charli XCX's hit "Boom Clap" as only they can.

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The clip marks a fun return to the real-life sisters’ pop-friendly roots. Before they were on TV, Lennon & Maisy, now 15 and 11 respectively, were blowing up on YouTube. Their cover of Robyn's "Call Your Girlfriend" went viral overnight, landing them a spot on Good Morning America and later, The Ellen DeGeneres Show.

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Now, according to their website, the Stella sisters have the No. 1 most-viewed video on the Grand Ole Opry's YouTube channel – and for good reason.

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Lennon & Maisy returned to Nashville on the show's Feb. 4 midseason premiere but let's be real, Nashville once a week is never enough! The girls have plenty of fun YouTube videos to keep you entertained until next Wednesday.

What is your favorite Lennon & Maisy cover?

Follow Sophie on Twitter: @SophieSchillaci