#1
In Aint Talkin Bout Love by Van Halen, is that palm muting hes doing on the "Youve gotta gotta breath baby" part, like in between the harmonics?
"Imagine all the people, sharing all the world"
-John Lennon
#3
Yes, sounds like a Natural Harmonic.
Quote by Pinky&The Brain

Brain
Are you pondering what I'm pondering pinky?

Pinky
I think so, Brain, but where would we buy rubber pants at this hour?