My friends tell me about this high-pitched sound that only people under the age of 40 can hear.
I personally can hear it but if anyone else heard it or can't here it, share.
I don't know any links to it but whats with the sound?
What causes it?
I personally can hear it but if anyone else heard it or can't here it, share.
I don't know any links to it but whats with the sound?
What causes it?







