Burns: [spraying the monitors with disinfectant] They're all covered
with filthy germs, aren't they Smithers?
Smithers: Why, what do you mean, sir?
[The germs on Smithers' face grow in size before Burns' eyes]
Germs: Freemasons run the country!
Burns: Ew!
-- Germ back-masking, "$pringfield"