She earned this right by obtaining a doctorate in law studies, and many years of post graduate work. Although she did lose her temper, the gentleman at the stand was in no position to challenge the judge like that. That is something you do not do in a court room, or directed at a judge. She had every right to throw him out of the court room, yet she didn't have to make a big seen of it. Since this is People's Court, which is aired on television, overreacting judges and defendant douche bags are all part of the entertainment.