see who would come out on top. >> when you look back on it now, what do you think? >> i'm sorry i bit his ear, i really am sorry. i like him. he's a good guy. he was butting me and the referee didn't call the head butt. it was undisciplined, but the only way to get relief. >> you did a commercial recently where you gave back the ear. >> i'm sorry, evander, it's your ear. was it a fun commercial to do? do you believe you are joking about it now? >> it's a big joke now. >> so, when you had to take a drug test, you took out a fake penis? >> yes. >> how does that work?