Because we are contractually obligated to pass along all shaky video footage involving actors publicly indulging their frustrated dreams of rock stardom, we spotlight this clip of Scarlett Johansson singing back-up for The Jesus and Mary Chain at this past weekend's Coachella festival, a performance that satisfied the Lost in Translation star's longtime wish to sing a single, off-key phrase in front of thousands of music fans so delirious from a day spent baking in triple-digit heat that her presence on stage would barely be noticed.