I have done what the vidoe said but I cant seem to get the dlc to play (PC) I'll Dl the song (metallica- Master of puppets. also seek and destroy) and I'll see it in my list of songs to learn but when i click the song I'm only able to tune my guitar. after that, the game wiill freeze up (I wont be able to back out of the song) but I can still play my guitar. anyone have any suggestions to fix this??