Don't Touch That 'dile - S3-E1
Revealing mistake: As Brock starts heading to New Bark Town, he passes through Pikachu. (00:06:10)
Don't Touch That 'dile - S3-E1
Revealing mistake: When Officer Jenny is describing the situation that occurred at Professor Elm's laboratory, the balloon held at the centre of the arch is translucent with the laboratory being able to be seen through it. (00:08:36)
Don't Touch That 'dile - S3-E1
Revealing mistake: When Officer Jenny takes Totodile from Ash's hands, her right hand clips through it and Ash's left hand. (00:17:50)
Revealing mistake: After Ash says that it is his and his friends' duty to show that it is wrong to use Pokémon for wrongful deeds, part of Pikachu is missing. (00:07:34)
Revealing mistake: When James throws the bottle caps at Ash and his friends, he is with the bowl he stole, despite it not being present before or after this shot. This is due to the fact that this shot is recycled from when he threw them earlier in the episode. (00:16:37)
Revealing mistake: After Meowth tells his plan to Team Rocket, part of the rope Jessie is holding is missing. (00:01:46)
Revealing mistake: When Ash turns to Pikachu after first being exhausted, his right hand clips through himself. (00:04:08)
Answer: Yes it ran away because Layla hurt its feelings.