To be a good guitar hero, it's important to understand how the game works.  For instance, do you know how the game decides how many stars you get on a song?  It actually has very little to do with your accuracy--it has to do with your multiplier.  When you go to "more stats" after playing a song, you will notice that it gives you an "average multiplier."  If this number is below 2.0, you'll get three stars.  If it's over 2.8, you'll get five stars.  Anything in betw...