Maybe you are one of those people who eases into things — seasons, school, regular work schedules, new music. If so, then the first, surprisingly mellow 30 seconds of this new Sleigh Bells song are for you! Then you’ll want to close tab, because: Yeah, we’re jumping right into the loud shit. Sleigh Bells’ new album, Bitter Rivals, is out October 8; in the meantime, Alexis Krauss has a new bodega-boxing workout for you.