Go to the national park and go in the house like thingy. But you can only do it on Tuesday Thursday and Saturday. Talk to the red suit guy and then you can do the bug catching contest.
Chat with our AI personalities
Go talk to the worker inside the pal park after talking to prof. oak who's going to Eterna city. Then, say yes if he asks you to join the catching show. P.S.: You can only join if you migrate Pokemon from the Pokemon GBA games.
fun gift for everybody that join, your contest
Join the Pokemon bug contest in the park above goldenrod you get the everstone when you become second so catch a pinsir or scyther at level 13 or some like that
You need to get all contest ribbons (Cute, tough, cool, smart, and beauty) in any type (Normal, super etc.)
you have to go to goldenrod city and go underground. there will be a man from team rocket. walk past him and listen to what he says. then, he will think that you want to join team rocket so he will give you the outfit