It was most likely nothing but you might want to mention it to your doctor next time you see her if you're worried about it. I know you dont think much of your doctor but there is always a chance that all this stress you've been under has made you start to experience auditory hallucinations and that is something that she should know about. and you never know, that extra push could be what makes her start to listen to you and put you on medications that might help better.