I think Family Guy and American Dad have definitely staked out their own style and territory, and now the accusations are coming that The Simpsons is taking jokes from Family Guy. And I can tell you, that aint the case. – Matt Groening
Our solution on The Simpsons is to do jokes that people who have an education, or some frame of reference, can get. And for the ones who dont, it doesnt matter, because we have Homer banging his head and saying, Doh! – Matt Groening