Conversation so far:
Are there any other interesting aspects about the Pinky and the Brain article?
The characters first appeared in 1993 as a spin-off and a recurring skit on Animaniacs.
When was Pinky and the Brain created
First aired. September 9, 1995.
Tell me something about Pinky from Pinky and the Brain
Pinky is good-natured but feebleminded.
What is Brain from Pinky and the Brain
Brain is self-centered and scheming

Question: What do they have in common
Self-contained rewrite: What do Pinky and the Brain have in common