Through a complicated accident, Twilight Sparkle begins a journey of innovation, tests, and lots of explosions in order to create something resembling a car.

Celestia pops up in a strange world, where a business exec is building magic wands using science and questionably employed scientists. She takes him to Equestria to learn some lessons about harmony.

Lapis arrives in town. The denizens of Equus welcome her as best they can. Discord is amused.

Mistmane finds a packet of seeds and plants them. Havoc ensues.