A Justin Bieber impersonator may want to say "sorry" after he tricked the staff at a Las Vegas hotel into believing he was actually the Biebs. When DJ Gryffin (born Daniel Griffith) was performing at XS Nightclub within the Wynn Las Vegas resort on Saturday, August 16, he was told the real "Never Say Never" singer was in the building. "It started when Bustin Jeiber showed up to the club and I was told he wanted to perform," Gryffin, 37, explained via Instagram on Monday, August 19. "Dark venue and loud music didn't help here. So his 'team' said he wanted to perform 'Sorry.