Finding the fourth cartoon on Saturday Morning Blog, I was curious to see if I could find all four. There’s the first animated short from from 1950, based on the story by Dr. Seuss. Then three shorts followed it: “Gerald McBoing Boing’s Symphony,” “How Now Boing Boing,” and then “Gerald McBoing Boing on the Planet Moo,” which is the one I’m most familiar with for some odd reason.
I was able to find everything online but “Symphony,” and that’s the second one. So here’s chapters one, three and four in the McBoing Boing saga, for your amusement: