I (Donna) was upstairs in my bathroom and I hear my boyfriend call my name from downstairs. I go to the landing and ask him what he needed, and he said, "I was just sitting on the couch and the piano just played one note all by itself." I have owned this piano for over 25 years and my parents purchased it brand new for me when I was a teenager. That has never happened before. As an investigator I immediately start trying to figure out why that happened. Was it some weird malf