(During the opening credits, Mr. Burns acts as the Crypt Keeper from Tales from the Crypt.) Mr. Burns: Hello, boils and ghouls. I am the crypt-keeper, or should I say master of scary-i-monies? (Laughs) (Smithers interrupts Mr. Burn's opening speech.) Smithers: (Laughs) Priceless sir, you made the word ceremonies frightening. Mr. Burns: I know what I did. Urghh.
Homer: (Wearing glasses) The sum of the square roots of any two sides of an isosceles triangle is equal to the square root of the remaining side! Man: (From inside a bathroom stall.) That's a right triangle, you idiot! Homer: D'oh!