Copycats! Who Wore a Denim Vest Best, Justin Bieber or Ashley Tisdale?

OK, we all knew denim was a trend and all, but we never would’ve seen this coming. Justin Bieber and Ashley Tisdale rockin’ the jean trend in the very. Same. Way. The Biebs ditched the hoodie for once and rocked a denim vest to the BET Awards, whereas Ash rocked hers with a vintage tee and a mini. Cute. But who rocked the denim vest best?