Transcript for All the Details From Justin Bieber's Roast
Finally tonight, it's not that hard to make fun of Justin Bieber, a badly behaved singer gave comedians the easiest paycheck ever at a roast. But was it part of a plan to revamp his image? Reporter: Justin Bieber, once a TV idol. Beauty and the beast might have been a turning point. He's now just a little tattooed and tarnished. Big trouble for Justin Bieber. Police say he failed a test. Reporter: Snoop and Martha Stewart -- To give Justin some tips when he inevitably ends up in prison. I've been in lock-up, and you wouldn't last a week. Reporter: He's given cred while he's kicked and down. Selena didn't want to come. People in my business call this a cathartic moment. And you're supposed to come out of this stronger. You rank the fifth most hated person of all time. Kim jong-un didn't even score that low. He looked real uncomfortable. He was screaming on the inside. Reporter: Then the little fell low got serious stab at Bieber renaissance work? It could help propel him towards a new image if the music's there and the performance is there to support this new He came off as just as serious as he's been. Reporter: Harsh as anything he heard from that roast. Wow. Who knew, Martha Stewart, stand-up comic. It was will Rogers who said everything is funny as long as it's happening to somebody else.
This transcript has been automatically generated and may not be 100% accurate.