Butterfree and Me!

Arriving on Migration Island, Ash & Co. witness a massive amount of Metapod evolve into Butterfree and fly away, as is tradition on the island. However, as the Butterfree leave, Ash notices a wild Caterpie emerge, having not even evolved into Metapod yet. Remembering his own Butterfree, Ash decides to help the Caterpie to evolve so it can leave on time with its family. However, Caterpie struggles with the training due to its love of sleep, but things get even worse when wild Ursaring appear and start causing hassle. Will Ash be able to help the Caterpie?