Few things will pierce you in the heart more than a Joanna Sternberg song — especially at Cheer Up Charlie’s, when the venue experienced so many sound issues that the New York artist offered to sing without a mic. It doesn’t take a close listen to determine recognizable elements — they’re inordinately fond of New Wave disco, the melodies are British swing filtered through a Francophile lens — yet the juxtapositions hit at an offset angle that’s compelling, not awkward. It doesn’t take a close listen to determine recognizable elements — they’re inordinately fond of New Wave disco, the melodies are British swing filtered through a Francophile lens — yet the juxtapositions hit at an offset angle that’s compelling, not awkward