Strumming Our Pain With Its Shotgun: Killing Them Softly's High-Octane Misery Rich Juzwiak · 11/30/12 02:45PM Killing Them Softly is so heavy-handed, it features the Velvet Underground's "Heroin" during a scene in which a character shoots up heroin. But it's so cool that the instrumental section plays — you have to know the song to get it.