Mercy Shawn Mendes
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Halloween 2015: The 12 BEST Celebrity-Inspired Costume Ideas
We know we've already suggested one TayTay inspired look, but bear with us! If you're wanting to scare people instead of just intimidate them, all you've gotta do is get your psycho on a la 'Blank Space'! Plus let's be honest, all it takes is a little smeared make-up and the ability to un-focus your eyes a little bit...