Doonesbury by Garry Trudeau for December 28, 1974
Transcript:
Zonker: You know, Uncle Duke, you ought to give some serious thought sometime to straightening yourself out... Duke: Right you are, Zonk - I damn near blew out all my tubes on that last number, didn't I? That kind of deranged behavior just can't go on! In fact, I'm thinking that in a few days I might just go back to Aspen and try to turn over a new leaf - you know, settle down, raise a family, buy a labrador... open up a little massage parlor. Duke: Oh, Duke...