Continuity mistake: When Ash and Misty wonder what happened with Brock's internship with Professor Ivy, the rectangle with the button on Misty's shorts goes from blue to yellow. Also, there is moulding in the living room, but in the next shot, it disappears. (00:03:45)
Continuity mistake: When Professor Oak introduces the Johto Pokédex to Ash, its black antenna turns red. (00:14:42)
Don't Touch That 'dile - S3-E1
Continuity mistake: When Professor Elm says, "So I suppose you know Professor Samuel Oak,"Misty's and Brock's mouths are open, but in the next shot, they are closed. (00:09:43)
Don't Touch That 'dile - S3-E1
Continuity mistake: When Ash and friends are with Nurse Joy when she is holding Totodile, Ash has gloves on his hands, but when Ash's image appears on a yellow screen, the hand portions of his gloves disappear, making it appear as if he was wearing wristbands. (00:19:22)
Don't Touch That 'dile - S3-E1
Continuity mistake: When Ash's image is on a yellow screen, Ash has wristbands on his hands, but when Ash takes his Pokédex after Nurse Joy registers him for the Johto Pokémon League, hand portions appear on his wristbands, thus making him have gloves. (00:19:36)
The Double Trouble Header - S3-E2
Continuity mistake: When Pikachu notices Casey and Chikorita, the part of Ash's jacket to the right of his right strap excluding the sleeve goes from blue to white and then back to blue. (00:01:26)
The Double Trouble Header - S3-E2
Continuity mistake: When Ash uses his Pokédex to find facts on Chikorita, the end of his right index finger is on its left side, but in the next shot, it is not. (00:02:01)
Continuity mistake: When Ash, Misty, and Brock turn to Woodruff after he says for Ash to wait, Ash's right glove goes from covering his thumb to not covering it. (00:02:23)
Continuity mistake: When Ash turns after he wonders how the Heracross will help the Butterfree, the marks on his cheeks go from being present to being absent and then back to present. (00:03:02)
Continuity mistake: When a man says, "Hey, that looks like amberite," the case with amberite is open all of the way, but in the next shot, it is partially open. (00:07:38)
Continuity mistake: When Ash uses his Pokédex to find facts on Hoothoot, his left index finger is not past the right side of the Pokédex, but in the next shot, it is. (00:03:36)
Continuity mistake: When the Pokédex gives facts on Hoothoot, its front hinge does not have a centre part, but when Ash is looking at Hoothoot as it hops, a centre part appears. (00:03:42)
Continuity mistake: When Misty tells Hoothoot to not give up, her bag disappears. (00:12:03)
Continuity mistake: In several shots, Misty's bag switches from her right shoulder to her left.
Flower Power - S3-E6
Continuity mistake: When the person giving flyers says, "It's a giant outdoor Pokémon entertainment festival!" there is a man in the background with a blue shirt, but in the next shot, he has a yellow one. (00:01:58)
Flower Power - S3-E6
Continuity mistake: After Bailey tells Ash and his friends to come to her workout tomorrow, Ash's hat turns completely red. (00:14:05)
Continuity mistake: At the beginning, the front of Ash's hat is red, but in the next shot, it is instantly white. (00:01:11)
Continuity mistake: When Brock falls to the ground, the clock tower seen at the beginning of the episode disappears. Also, the white sides of the building behind him change to yellow. (00:01:23)
Continuity mistake: When Ash notices a Pokémon, the top of his hat goes from present to vanishing and then reappearing. The visor of his hat also goes from not being past the front of it to being past it. (00:01:27)
Continuity mistake: When Team Rocket is by a patrolman, Jessie and James are 60 centimetres away from each other shoulder-to-shoulder, but in the next shot, they are half that distance away. (00:03:18)
Answer: Yes it ran away because Layla hurt its feelings.