Tweens are a young Cincinnati, Ohio trio coming to prominence both for their crisp and kinetic lo-fi garage-pop jams and for the fact that the Breeders plucked the heretofore obscure locals to open a bunch of their recent tour dates. Dream city. Below you can hear why the Deals gave the kids a break: Songs like “Be Mean” and “Rattle&Rollin'” are compressed, peppy, and fuzzy — adroitly sunny and snotty in equal measure — then there’s “Don’t Wait Up,” the demo they uploaded just this week, which introduces the slightest touch of melancholy to the equation. The tempo’s just a few ticks slower, and the title of the track is addressed at “mama,” hence the drama. Otherwise, the component parts are the same. Precocious stuff, which you can keep up with at Facebook, and which you can listen to listen: