Complain to management. I am sure his music is disturbing more neighbors than just you. My neighbors ( who recently moved Yay!!) would sit in their driveway ( right next to my bedroom window) and blast mexican music ALL night & ALL day. They got tired of me calling the cops ( we have a noise ordinance) so when they saw my car or saw me drive up they would turn it off. They didn't know it was my DAUGHTER calling the cops on them. After 9 pm you better not let me hear your music. And you best NOT wake me up Although I did blast Pantera at them from midnight till 3 am once. That was fun!!
There's a fine line between genius and insanity. I have erased this line.