Kang and Kodos are found to be responsible as they plan to make people go insane by infusing the cola into Springfield's water supply which will also have the ability to raise the dead.
He reveals that he saw it on an alien spaceship and that it is used to control minds. When Bart is found he is in a stupor but returns to normal when shown Buzz Cola. Homer notices a surveillance van spying on him and Bart disappears into a bright light.
Following the release of a new Buzz Cola, strange events are happening all around Springfield.
