To date, this episode marks the last time Ash has used Kingler in battle.
Misty is defeated by Trinity in the third round.
This episode concludes the three-part Whirl Cup arc.
The scoreboard's appearance suggests that the Whirl Cup may have rounds that permit the use of up to three Pokémon. Had Ash reached such a round, he would have had to either call up his Squirtle or borrow one of Misty's Pokémon to fill in his roster with legal Pokémon.
James breaks the fourth wall in this episode, when he says "For you folks at home, here's a play-by-play."