Over to you with this one, Jonah: “Mr.Derbyshire—I haven’t seen any
reference to the Simpsons episode which mentions Walt Disney. I can’t
remember what season it appeared in. I believe it was part of a Halloween
special. The subject of the segment was Bart and his evil twin, who had been
hidden in the attic. In one scene, Dr. Hibert is explaining to Homer and
Marge: ‘Some people have the evil gene. Hitler had it. Walt Disney had
it…’”