One-man many-voice band

Who was in there with you?
 No one, I was just singing by myself.  
I know about the heads.  I mean who were you talking to?
Oh, the camera!  The camera...
 But there is nothing to say to a camera.
It's true, there's just a slightly dimmed reflection of you and three and a couple spaces below a table and not a gout of blood in sight.
Don't forget the banjo.  I broke another banjo.  
Ah yes, the camera...