Little Big Town Little Big Town Four Distinct Voices in Perfect Harmony By Mark Mussari As a vocal group Little Big Town exists on a rarified plane. The country-rock quartet – whose album The Road to Here has already sold over 500,000 copies and spawned a mega-hit in the stomping Southern anthem “Boondocks” – consists of two women and two men. That would be singular enough in the country field, but all four members of this powerhouse group, who also write much of their own mu