I was having trouble with iTunes opening once I paired my bluetooth headphones, I was trying to play something off of soundcloud, and every time I hit the button on my headphones or even pressed the play button IN the browser (FF11) it would launch iTunes. TERRIBLE that there is no simple fix in apple's preferences menu in either iTunes or system. SOoooo I scoured the internet and I found this app...
Instructions are simple:
Try using your device or app again.