DJ Gryffin said on Instagram that he was shocked to learn that the man who joined him onstage to sing "Sorry" was not, in fact, Justin Bieber.

In a series of social media posts, a French Justin Bieber impersonator named Dylan Desclos confirmed that he was the onstage performer. Desclos's manager, Julien Colas, said in a written statement to USA TODAY that he went to the club as an impersonator and someone asked if he would like to perform.

An American DJ and producer has revealed how he was ‘duped’ by a Justin Bieber impersonator during a recent music set. 37-year-old Gryffin was at XS Nightclub in Las Vegas over the weekend where he was conned into letting the fraudster on stage to sing a Justin Bieber son.

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.

Rather than trying to blend into the background, lest his cover be blown, the bootleg Bieber - believed to be one Dylan Desclos - decided to chance his arm and get his ‘team’ to ask the night’s DJ, Gryffin, if he could come on stage and sing Sorry, his 2015 hit.

WATCH as a Justin Bieber lookalike tricks a Vegas nightclub into letting him perform on stage and run up a $10,000 bar tab. Staff and partygoers at the five-star Wynn Las Vegas hotel were

As it turns out, the imposter’s name is Dylan Desclos, and he does this whole Fake Bieber thing for a living. I hope he had fun during his fleeting moments on stage, because he’s now been banned from the Wynn and XS Nightclub for life.