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This one's for all you Beliebers out there - and possibly the Mixers too!
We've had some of Bieber's best tracks covered by the likes of Little Mix and Louisa Johnson, and after watching this, the one question we're left with is...
When are these guys gonna collab with Justin!?
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BEST And WORST Justin Bieber Covers! | The X Factor UK ─ The X Factor UK
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