Talk about your mistaken identities. A Justin Bieber impersonator apparently tricked staff at a Las Vegas night club that he was the real deal, even getting up on stage to perform and leaving behind a whopping bar bill. In a video posted to Instagram ...

“After an elaborate and multi-step ruse by him and his advance team, a Justin Bieber impersonator was granted access to the XS stage,” a Wynn Las Vegas spokesperson told SFGATE via email Tuesday. “As soon as the error was recognized, he was removed from the resort and denied future entry.”

A Justin Bieber impersonator used his pop star-like look to his advantage over the weekend as he performed for a packed nightclub — and tricked the headlining DJ, Gryffin — at the Wynn Encore resort in Las Vegas.

Two worlds collided on Saturday night as Charlotte Flair and Justin Bieber collaborated in a photo in Las Vegas.