Don't Royal Family members go through PR training to avoid these sort of incidents?
To be fair, the kid's been through a lot in his relatively short life. He held up amazingly well through his mother's funeral procession, with a thousand TV cameras trained on him, displaying a degree of self-control that no child his age should ever have to display. His recent behavior has been less than adminrable, but it's probably just a phase that he needs to go through.