Nirvana

.By Eric JohnsonThe first time I heard Nirvana, it was a classic record-store experience, which is something that's becoming increasingly rare these days. I walked into Rocks in Your Head in New York and asked the woman behind the counter, "What's new?" She put on "Smells Like Teen Spirit." I thought, "Wow. Somebody managed to combine R.E.M. and Metallica." I had never heard the term grunge, and