"21 Jump Street" Has a Red-Band Trailer

Forget the whole Johnny Depp angle. What *I* wonder is if people under 30 will believe me when I tell them that the TV show that "21 Jump Street" is based on - complete with the automatically-hysterical premise of young(ish)-looking adult police officers going undercover as High School students to bust teenaged drug dealers - was actually meant to be taken seriously...