You can't sorry the only way to get it is with action replay
which key there are a ton
answer it for you self loosers
You have to find the key in the abandoned mansion.
in a valley where wind is
for the windmill the old guy in the meadow has it
you have to cheat
you look for it
the answer to this question is to get out of your mums basement, get a job and stop posting questions about Pokemon :D
i believe you need the inn key but you need a code or an action replay.or you can just walk through anything from fullmoon island the keep on going right
which key there are a ton
Go to www.pokemonplatinum.com and click mystery key
where is the exact location of the key to open the petalberg's gym in pokemon perla not on pearl?
answer it for you self loosers
at the galaktic cntr
You have to find the key in the abandoned mansion.
You can't delete a key item!
U TELL ME