"Ah, Brian, just in time for the apocalypse," Stewie chirps. "I’ve created a 'Stupidity Magnet.' It draws all the idiotic thoughts out of the surrounding area and condenses them into this little ball of pure, concentrated moronic energy."
Everything goes back to normal. The screen fades to black as Peter tries to eat the "science" toast off the cat.
"Precisely! But if it gets too full, it might explode and turn the entire town into—well, even bigger idiots than they already are." famyli guy
Suddenly, Stewie’s "Stupidity Magnet" begins to beep wildly. It’s reacting to the sheer density of Peter’s invention. The orb begins to glow bright red.
The cat immediately begins spinning uncontrollably in mid-air. Peter watches it for a second. "This is like the time I tried to start my own airline." "Ah, Brian, just in time for the apocalypse," Stewie chirps
Back at the Griffin house, Brian is sitting on the couch, sipping a martini and reading a New Yorker. Stewie walks in carrying a glowing, pulsating orb.
Cutaway: Peter is standing in a field with a giant slingshot. He loads a passenger into it. "Next stop, Cincinnati!" He pulls the lever, and the passenger is launched directly into a brick wall. "Precisely
Meanwhile, Peter is in the garage, trying to "invent" something for the science fair. He has taped a slice of bread to a cat. "See, Lois? The cat always lands on its feet, and the toast always lands butter-side down! I’ve created a perpetual motion machine!"