Bill Plympton

Turned down a 7-figure offer from The Walt Disney Company to animate Aladdin (1992) because any ideas he developed while under contract with them would become their intellectual property.

Chaplin did "The Great Dictator" and Mel Brooks did "The Producers" so it's nothing new to make fun of Hitler, but we'll see what happens. I got my fingers crossed that I don't get assassinated.