I think really what people want is simply to use the USB microphone in Phase Shift to just sing along. Not be scored on the singing. I mean think about it for a second, the lyrics are right on the screen. I am very surprised that this isn't a standard feature to sing along in Phase Shift. I mean, pe...

but the song doesn't mute if i make a mistake thats because it only has one audio file, in order to get the instrument cut off effect you have to have multis, if you simply want the song to lower in volume when you miss then you need a song.ogg as well as a guitar.ogg, set the song at a lower volum...