Guitar Hero: Metallica

Stars are obtained based on your performance in a song, 1 star being the minimum, 5 stars being the maximum. There are in total 250 stars. As a band (2-4 players), or solo (1 player) its not too difficult earning 100 stars, just time consuming. Any instrumental career will do. To see how many stars you have altogether select career and when you reach the list of songs look at the bottom of the screen. The number of stars you have will be there.