Because the term emo has come to define a sensibility more than a particular sound, it can be difficult to pin down even if you're not an outsider. Yet there's a general consensus -- by no means universal, but fairly solid -- that Washington, D.C.'s Rites of Spring were the first true emo band. Their music epitomized emo (or emocore, as it was then more often referred to) in the original sense of the term: an emotionally charged brand of hardcore punk marked by introspective, personal lyrics and intense catharsis. While Rites of Spring strayed from hardcore's typically externa...