Doonesbury by Garry Trudeau for October 17, 1980
Transcript:
J.J: Boy, what a scary movie! Mike: Yeah, it's pretty scary, all right... unfortunately, I don't think we've got time to stay until the end... J.J: What? Are you nuts? Leave before we find out who killed her? Mike: I already know. It was the psychiatrist. J.J: Michael! Mike: I'm sorry, J.J. It's just we've only got an hour to get drunk before the concert.