Here, longtime fans who lamented what by popular consensus was the premature abandonment of the band’s ska leanings are treated instead to a full-throttle genre swing-a-thon. Opening track and first single “My Everything,” for instance, careens through a tangle of jet-fueled guitars into the till-now solid wall dividing emo and post-punk, and album closer “Stalker” plumbs a quirky pop vein better associated with bands like Fountains of Wayne. Never mind the dips and swerves, though — it works, and well enough to solidify this disc into something even the ska holdouts will deem worthy of repeat spins