It isn't even Halloween yet and already a Christmas song is #1? Well it is on iTunes at least. But of course, it's Justin Bieber's Christmas song, maybe that's why it's #1 already. I've also heard that it sounds a bit like Jason Mraz's "I'm Yours." Find out for yourself with Justin's new single here, and Mraz's "I'm Yours" below.

Justin Bieber "Mistletoe"

Here's Jason Mraz "I'm Yours"

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