By some cosmic coincidence, the beginning of the baseball season and April Fools Day are quite close together on the calendar. Walt Kelly takes advantage of this anomaly of the spring season in his Sunday comic strip Pogo published April 2, 1972.
|Walt Kelly, Original artwork for Pogo, April 2, 1972|
May 18, 2014 Update: A scan of the published comic strip appearing in four-tier format and lacking the above panel appears on Thomas Haller Buchanan's Whirled of Kelly blog.
|Walt Kelly, Pogo, April 2, 1972|
Note: Don't strike out. I have more Pogo here.