1. For pumpkin on rooftop on the left, it pivots back and forth while its top half spins around to change the "good" and "evil" face in turn. The faces turn with color change of light.
2. For pumpkin on rooftop on the right, its top lip moves up and down lifting the eyelids to expose the pupils.
3. Lights flash on different sceneries coordinating with the script in the soundtrack.