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!
Bart: Hey, Mom. Did you save Dad's love letters? Marge: Of course I saved them. Well actually, there's only one. It's more of a love postcard from some brewery he visited. Homer: Maybe it's the beer talking, Marge. But you've got a butt that won't quit. They've got these big chewy pretzels here (undecipherable slurring) five dollars?! Get outta here! Bart: Wow, the side of Dad I've never seen.