When you order your parents around, as she does, the adults in her life have failed miserably and created a little monster, which is pretty obvious to anyone with a modicum understanding of child psychology and functioning eyeballs. Her parents have created a bratty, entitled child and by age 16, it's difficult to correct that. Buckle up. The obnoxiousness of a 16 year-old lecturing humanity is bad enough. Wait a few years. You ain't seen nothin' yet.