In the original series, of Pokémon: Indigo League is titled " The Battling Eevee Brothers " (Japanese: The Four Eievui Brothers ). Plot Summary
While "The Battling Eevee Brothers" is officially Episode 40 in most English lists, it is sometimes listed as Episode 43 in Japanese production order due to the temporary hiatus following the "Electric Soldier Porygon" incident. Pokemon Season 01: Indigo League Episode 40
A young trainer and the youngest of the Eevee brothers. The Eevee Brothers: Rainer: Owns a Vaporeon . Sparky: Owns a Jolteon . Pyro: Owns a Flareon . Team Rocket: Jessie, James, and Meowth. In the original series, of Pokémon: Indigo League
In the English dub, Jessie suggests using all three stones at once on Eevee to see what happens, whereas in the original Japanese version, she suggests letting Eevee choose its own evolution. The Eevee Brothers: Rainer: Owns a Vaporeon