Who " voiced" interest in some would call a " toneally" golden idea but it took more than a " silver" of creativity and could " dial" up a strengthened " bronze" between medalists.
The pitch of that sound, how high or low it is, depends on the frequency of their vibration, so if you want to hit the right note they need to be working properly.
So that means when you try to sing what someone else is singing, you will not be able to sing the same, because you cannot hear the different tones and you cannot hear the different keys.