Pokémon — Episode 67: Showdown at the Po-ké Corral

You are watching the episode Showdown at the Po-ké Corral Back in Pallet Town, Ash finds Gary, already there, waiting to partake in the Pokémon League. Always having a bitter rivalry with Gary, Professor Oak tells them both the meaning of Pokémon. Meanwhile, Team Rocket is trying to get inside the lab to steal the Pokémon.