Ash's Bulbasaur is revealed to know Sleep Powder.
Ash's Squirtle learns Hydro Pump.
The boat Ash, Misty, and Tracey arrive on at the start of the episode is marked PM-103, a reference to the original episode number.
Ash defeats Rudy and earns the Spike Shell Badge.
In the dub, Rudy tells Ash that he is a "very lucky guy" at the end of the episode. When Ash asks what he means, Rudy tells him, "You'll find out someday." In the original Japanese version, Rudy simply tells Ash to take care of Misty, and calls him clueless when Ash doesn't understand.