Pokemon: Mezase Pokemon Master EP11 - The Rainbow and the Pokémon Master!

Misty and Brock both leave the group and return home. Ash returns to Pallet Town and runs into Gary, who asks him how much closer he is to becoming a Pokémon Master. Meanwhile, the Team Rocket trio reunites and attempts to steal Pikachu again, only to have their plans foiled by Ash's Pidgeot, who was released by Ash before traveling to Valencia Island. Later on, Ash decides that he wants to go on more adventures and meet many more Pokémon on his quest to become a Pokémon Master.