Ash delivers the GS Ball to Kurt. After this it is never seen again, and only mentioned once again in the following episode. Originally it was to become a story arc and wind up revealing that Celebi was inside of it. However, it was dropped when Celebi was chosen to star in the fourth movie.
Brock captures a Pineco, and he uses the Fast Ball to catch it.
This episode was published in the book Pokémon Volume 24 "Secrets of the GS Ball".
Who's That Pokémon: Lugia
Cartoon Network Air Date: August 17, 2004
Tracey makes a quick appearance in this episode, although he does not speak.
Title Pun: Going Ape