Doraemon: Gadget Cat from the Future

Kernels of Wrath (2x18)

Air date: Jun 30, 2015

Doraemon shows Noby a hat-like gadget that harnesses a person's anger to cook popcorn. Doraemon, Noby and friends embark on a quest to find the person whose anger makes the best popcorn, culminating in a showdown between Doraemon and Mr. Rumpleton, the neighborhood checkers champion.