Ellen then talked about Bieber's first time on the program years ago, and how talented she thought he was -- which brings us to today. Ellen admitted she was approached to be part of his Comedy Central Roast but declined because she doesn't like being mean, and Bieber explained why he was offering himself up as the roast's guest of honor.
Justin Bieber Apologizes for 'Arrogant' and 'Conceited' Behavior
"I think it's just cool to be able to laugh at yourself so," he said with a wry smile. "I've done some things that might not of been the greatest...I just want to be able to...kind of just kind own up to some of the things."
Following his appearance (which taped Wednesday), Bieber made a confessional video where he shared how nervous he was being on the program in front of an audience that he feared was judging him for his recent headline-making behavior.