Doonesbury by Garry Trudeau for December 28, 1977
Transcript:
Man: And the press plane will be arriving Warsaw 10:00 A.M. Friday, we recommend that you be dressed in dark suits, as the Poles will consider the President's reception a formal event... thereafter, please try to be on time for all scheduled functions. The Poles are always punctual, and will take offense should any members of the press arrive late. Any questions? Roland: Yeah, Jody! I got one! Hee, hee! Man: *sigh* What is it, Roland? Roland: How many Pollacks does it take to screw in a light bulb? Man: Oh, yes, that's another thing...