Today in Comics History, July 15, St. Swithin's Day: If the Prime minister is a jerk on St. Swithin's Day, he'll be a jerk for forty succeeding days (and probably more)

from "Forecasts and Foolery" in Real Fact Comics #19 (DC, March 1949)

from The Simpsons episode "Bart of Darkness" (Gracie Films/20th Television, September 4, 1994), written by Dan McGrath, directed by Jim Reardon