Whole Lot of History: Demi Lovato Spills All About One of the First Times She Met Justin Bieber

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Demi Lovato and Justin Bieber have run in the same circles for years now and while they haven't always been the chummiest of pals, it seems like all is well for the songstress and the Biebs. In fact, Demi filmed a segment where she was asked to watch old videos on YouTube and when it came time for ...