Fire Spin is stated in this episode to be "Ninetales's most powerful attack", but just a little time later Fire Blast is called "the most powerful attack a Fire Pokémon has." Ninetales is able to learn Fire Blast so the statements contradict each other.
At the commercial break halfway through each episode would be a "Who's that Pokemon" game. Up to this episode, the Pokemon would always be a Pokemon featured in the episode (usually the Pokemon who is the main focus of the episode). This would be the last episode to do this. Every episode after this for the remainder of the season and Season 2 would feature a random Pokemon in the "Who's that Pokemon" game.
American Title: "Riddle Me This".
Ash and his friends reach Cinnabar Island, meeting Gary again along the way. They also meet Blaine, the Cinnabar Gym Leader.
Ash begins his Gym battle with Blaine.