When you thought Ther was only 1 Abra in the whole game, and it just kept teleporting away from you and you use your master ball on it thinking it is legendary (Guily, i was 6)
When you try to teach yourself headbutt and hit trees.
When you think the ability "soundroof" means that the pokemon can't hear anything nd you go around town yelling things like "Exploud's SUCK! And they can't hear me! Bwa ha ha ha ha!!!"
When you try going through the game without falsh, especially through Victory road (Guilty, every pokemon game i have played.
When you tell Rayquaza he looks like a sick ekans.
When you think your pokemon can use "the force"