With their emo-punk songwriting, theatrical vocals, and neo-goth appearance, My Chemical Romance rose from the East Coast underground to the forefront of modern rock during the early 2000s. They found mainstream success in 2004 with the release of their platinum-selling sophomore album and major-label debut, Three Cheers for Sweet Revenge. Two years later, they released the ambitious rock opera The Black Parade, which was certified triple platinum and included the hit singles "Welcome to the Black Parade," "Famous Last Words," and "Teenagers." The narrative-driven Danger Days:...