I think that he's saying that he's not ashamed of what he's done in the past, and asking why anyone else would care. Sure, he's done things he isn't liked for, but he's gone through bad times when his friends weren't backing him up -- is he explaining himself to his friends? He's changed, he's changed, there's nothing wrong with him.
I think that he's saying that he's not ashamed of what he's done in the past, and asking why anyone else would care. Sure, he's done things he isn't liked for, but he's gone through bad times when his friends weren't backing him up -- is he explaining himself to his friends? He's changed, he's changed, there's nothing wrong with him.