The fourth gym is in Ecruteak City. It is a ghost type gym and the leader is named Morty.
Go to the forth gym!
This gym leader's name is Morty he's in Ecruteak City and he's located to the left of Pokemon Center. Ghost type Pokemon are used in here, in this gym.
there is no 9th gym
You CAN NOT become a Gym Leader in Pokemon HeartGold and SoulSilver or ANY MAIN SERIES POKEMON GAME.
walk in
The forth gym leader is in Veilstone City
The gym is in Blackthorn City.The gym leader is Clair.
He has many types.
In Pokémon HeartGold, you can find the 3rd Gym Leader in Goldenrod City.
awww by beating the 7th gym
try beating the gym leader
its in azalea town