On a recent Wednesday night, 19 musicians fit snugly into the far end of the FB Lounge on 106th Street, just off Third Avenue in Harlem. Trombone slides abutted one wall; a pianist backed up against another. Congas and bongos spilled offstage. But once swept into full force, as they were on "57th Street Mambo," the musicians issued a collective sound that challenged the room's dimensions in other ways. The dense cross-hatch of Afro-Cuban rhythms, half-time funk, modern-jazz harmonies, and at least a half-dozen other reference points stretched body and mind, too—or at least called... More >>>