Mr. Milk
joe-dude667
One guitar plays a lead melody and the another plays it a third/forth/fifth/sixth/you-get-the-idea above/bellow it.
rolleyes That didn't help at all. It's obvious I don't know how to so coming in and acting like a smart a** does me no good.
But that's it explained in one simple sentence! You can't really be told any more because that is how people harmonise.