What season of the Simpsons was when Homer had a crayon on his brain?!
Question: And when it was removed, Homer became a genius?
Answers: And when it was removed, Homer became a genius?
season 12, episode 9
HOMR-12th season, Episode no. 257
idk
http://en.wikipedia.org/wiki/HOM%D0%AF
he sticks the crayon up his nose when he's young
some doctor gave homer a business card to moe's because he's actually a surgeon and moe stuck the crayon up his nose