you go to the 7th gym leader (in the seafoam islands) and after yu beat him you go back to cinnabar island and blue will say you are ready to fight him
p.s. the 7th gym leader is fire type
you have to go through the cave that is east of mahogony town
In Pokémon HeartGold, you can find the 3rd Gym Leader in Goldenrod City.
no you can not become a gym leader in any game.
You have to have defeated Team Rocket in order to battle Claire.
Gym Leader Blue
The 14 gym leader in heart gold is in Saffron City.
the 16 leader is in virdinian city after beating every other gym leader
You CAN NOT become a Gym Leader in Pokemon HeartGold and SoulSilver or ANY MAIN SERIES POKEMON GAME.
The gym is in Blackthorn City.The gym leader is Clair.
Go to Blackthorn city. The gym is there
try beating the gym leader
Violet city