“The (s)punk-pop yearnings of Philly foursome Littler have been floating around since they were called Calamity Jane at their first show in 2013. But with a debut LP coming soon via the newly reborn Brooklyn label Birdtapes (which put out early Julia Brown, Alex G, and Porches releases), Littler sound ready to make a more self-assured statement. On “Not My Market,” Madeline Meyer and Dan Colanduno ”