This episode marks the first time that Pikachu does imitations; in this case, he imitated Bulbasaur.
James breaks the fourth wall by saying that "our fans have come to expect it" when referring to the Team Rocket motto.
Ash's Bulbasaur begins to evolve, but decides not to.
Ash's Bulbasaur learns Solar Beam.
This was the last episode of the original series where the "Who's That Pokémon" segment in the English dub featured one of the main Pokémon of the episode.