Answer:
You heard me before, yet you hear me again, then I die. Until you call me again.
I saw a strange creature. Long, hard, and straight, thrusting into a round, dark opening. Preparing to discharge its load of lives. Puffing and squealing noises accompanied it, then a final screech as it slowed and stopped.
According to the music industry, you can count on a midnight train and the devil to turn up here.
A tiny bead, like fragile glass, strung along a cord of grass.
There are two bodies on the floor. They are surrounded by water and broken glass. How did they die?
All about, but cannot be seen, Can be captured, cannot be held, No throat, but can be heard. Who am I?