“It’s got a cast of hot young things, plenty of sex, strong word-of- mouth, and the best score Broadway’s heard in years. Not since Rent has a rock musical had as much going for it as Spring Awakening does. What’s missing, however, is box office. Spring Awakening will open Sunday night at the O’Neill Theatre with well under $1 million in advance sales, a gulp-inducing sum for a major Broadway musical.”