Doonesbury by Garry Trudeau for July 13, 1981
Transcript:
Mike: Zonker? You in there? Zonker: What is it? Don't come in! I'm busy! Mike: You have a telephone call. Your mom. Zonker: I can't come to the phone right now. Ask her if I can call her back. Mike: Uh...Zonker? Zonker: What? Mike: You're working on your tan again, aren't you? Zonker: Oh, for crying out loud! Can't a guy gaze out his own window?