My iphone4 got hot when i used a fake charger suddenly the phone turn off?

I charged it using the original charge and its not charging i try to connect it to i tunes on my pc and it can't turn on nothing happen i ask somebody they told me that the IC on/off is defective how come it happened is there's anything that i can do to fix my iphone please help me

Why would you use a fake charger? Call apple tech support or take it to the apple store.

You've cooked it! Buy another and keep Apple in the money