Continuity mistake: In both "Attack of the Prehistoric Pokémon" and "Charizard Chills", Charizard carries Ash on his back without any trouble. However, later on in "Charizard's Burning Ambitions", Ash is suddenly too heavy for Charizard to carry.
Continuity mistake: In the early episodes of the Advanced Generation series, May is portrayed as being slightly taller than Ash. As the series moves on, May is consistently portrayed as being slightly shorter than him.
Continuity mistake: In the English dub, when Ash and Pikachu smile after Squirtle jumps into the former's arms, the mountains in the background shrink in size from the last shot. (00:00:51)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Gengar dodges, there is a Poké Ball pattern on the field, but in the next shot, it disappears. (00:01:57)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When the camera pans to Ash for the first time, the television set is aligned with what it is on, but in the next shot, it is skewed. Also, there is no wood framing around the window to the right of Ash, but in the next shot, there is. (00:02:04)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Delia says, "Well, if you can't sleep, you should at least get ready for tomorrow," the television is skewed with the dresser it is on, but when she changes the channel, it is aligned with it. (00:02:46)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Professor Oak says that tomorrow is an important day for new Trainers, the borders on the board with pictures of the starter Pokémon are blue, but in the next shot, they are brown. (00:02:54)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Ash is first in bed, the left row of books contains four books with the right containing five, but when the alarm clock falls off its holder, the left has five with the right having four. Also, the white books in the right row changed colour to blue. (00:03:31)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Gary is first talking to his crowd, there is a woman with blue-green hair, a pink dress, and a yellow apron to the left, but in the next shot, she is replaced by a boy in a green shirt with brown hair and without an apron. (00:05:11)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Professor Oak is getting Pikachu's Poké Ball, the platform it is on is in one piece, but in the next shot, it is in two pieces. (00:06:43)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Ash begins leaving Pallet Town, his gloves are short and green, and his right hand is by his right side, but in the next shot, his gloves are long and red, and his right hand is next to his collar. (00:09:25)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Ash's Pokédex says, "While being trained, a Pokémon usually stays inside its Poké Ball," it does not cover the ends of the fingers on his right hand, but in the next shot, it does. (00:10:13)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Pikachu uses Ash's Pokédex for facts on where Pokémon want to reside, Ash's right fingers are covered by it, but in the next shot, they are not. (00:10:19)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Ash and Misty turn to look at the flock, Misty is pointing her right index finger away behind her, but in the next shot, she points it in front of her. (00:16:41)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Misty turns to look at her bicycle, the left pedal on it is higher than the right one, but in the next shot, it is lower than it. (00:16:43)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Ash leaves on the bicycle, his zipper line is black, but when he says,"I'll give it back someday!" the zipper line has changed to green. (00:17:05)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When the capsule containing the three Poké Balls first opens up, you can see the names of the Pokémon etched into the balls (in Japanese), but when Ash picks them up, the names are gone.
Continuity mistake: When Officer Jenny is surprised when she notices Ash, her grip on the intercom changes between shots. (00:02:11)
Continuity mistake: When there is a front view of Ash carrying Pikachu to the Pokémon Center, his left strap is green, but in the next shot, it is blue. (00:02:17)
Continuity mistake: When the doors to the Pokémon Center are opening, a frame changes from grey to white between shots. (00:05:09)
Answer: There are a lot of fan theories around this, but the most common theme is that Pikachu had another trainer before Prof. Oak, who gave him to Ash. Pikachu didn't appreciate being handed over.
Ssiscool ★