In Pokemon Heart Gold What Do You Do With The Rage Candy Bar?

Yeah, trade it to a man in kanto in the underground path, cerulean to vermilion.. Under saffron city..

Hello
I'm the mysterious trainer who has:
Pokemon   level

Rayquaza   100
Alakazam   100
Zapdos   100
Manaphy   42

the question:
You buy the rage candy bar from a guy in mahogany town
you buy it and take it to underground path cerulean:vermilion.
This guy in the tunnel sys:
I'm not a bad guy
.....
! Uve got a rage candy bar...etc
he will give you a explosion for it!
Hope ive helped

You take it to a guy in kanto and he gives you a tm

Wrong guest is wrong! It is not useless. You trade the rage candy bar to a man in Kanto. Google for details. :)

You go underground and trade a man I think its underneath saffron city, and there should be man name:******anonymous****** and you get a tm Not the best tm really :|

Yeah yeah what they said