Since Bart is just a boy , he is not sent to jail .
It is revealed that the gallery show is a sham and that Fairey is an undercover officer who helped the police identify Bart as the graffiti artist that had been spray - painting Springfield .
Since Bart is just a Bart , Bart is not sent to jail .
It is revealed that the gallery show is a sham and that Fairey is an undercover officer who helped the police identify Bart as the graffiti artist that had been spray - painting Springfield .