[header] How to be obsessed with music [title] Find out what you're into. [step] Listen to all types of music, and see what you like best. Try to fit the stereotype for that music. 
This isn't essential, because you should be your own person, but people will easier know what you're into if you look like the people who are into it. If you like indie, be unique and fresh! If you like metal, dress hardcore, and wear band tees.