Justin Bieber got a black eye!


Hey M Girls!

Oh no, why does Justin have this black eye? He tweeted: "On set...where? Let's just say I'm back to my evil ways." Yep, Justin's heading back to the CSI set! Justin's new CSI episode ("Targets of Obsession") will air Thursday, Feb. 17 @ 9PM ET/PT on CBS.

Let's dish: -Are you excited to see Justin on CSI again?

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