Goodbye Arale-chan as Penguin Village Disappears (さよならアラレちゃん 消えたペンギン村 Sayonara arare chan kie ta pengin mura) is the 240th episode of Dr. Slump Arale-chan.
Synopsis[]
Akira Toriyama, the writer of Dr. Slump, chooses Senbei to be the next main character! Once Senbei hears this, he gets so excited, but Toriyama asks him to invent the machine that will erase all the other characters!! So, Senbei invents the machine...