Doonesbury by Garry Trudeau for July 28, 1972
Transcript:
Mark: Well, I'm off, dad. Phil: Finally. Mark: Now why did you say that? Why do we have to part on a note of hostility, dad? I was kind of hoping that we could put aside the bitterness, and be happy just knowing that our two lifestyles are honest, even as they differ. Well, goodby, dad. Phil: Goodbye, you little thug.