Title text: An apple fell on Isaac Newton's head and gave him the idea that the moon might be a tasty apple, though this turned out not to be true--the Apollo program eventually determined that it was just a desolate and bland Red Delicious.
Transcript
[Cueball sits under a tree. An apple falls from the tree and hits him on the head.]
Bonk
[The view zooms out, showing the moon, which Cueball looks up at.]
[Closeup on Cueball.]
Cueball: ...
Cueball: We should grow apples on the moon.
I never knew that the Apollo program grew apples on the moon. Neat.