Banana Namakero Park and Kabigon!! - S7-E48
Revealing mistake: When Ash puts his hands on the gate, some of his fingers clip through it. (00:02:27)
Fushigidane and Fushigidane! Regaining the Monster Balls!! - S7-E34
Continuity mistake: When Ash and friends first have a conversation with Professor Oak, Ash is not there, but in the next shot, he is. (00:05:08)
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 ★