Like their pseudo-sister role models, the Davis Sisters, the Sweetback Sisters sing country songs in close, surrogate-sister harmony and matching dresses. The Sisters, Zara Bode and Emily Miller, are joined by a hot collection of instrument-toting brothers who round out the Sweetback family. Their repertoire combines several of the Sisters' passions -- country music from before they were born and new interpretations of those traditions -- to create a fresh take on what it means to be country....