Advertising in the Kid's world.
This ad for ads pokes fun at the emptiness of advertising.

Richard F. Outcault, "The Bicycle Meet in Hogan's Alley," cartoon, New York World 21 June 1896; rpt. in R.F. Outcault's The Yellow Kid: A Centennial Celebration of the Kid Who Started the Comics, (Northampton, Massachusetts: Kitchen Sink Press, 1995) plate 23.