Philadelphia rock quartet Soraia is making an impact on the Billboard charts with their powerful new single "Tight-Lipped." The track, released in February as a 7" single (with a b-side cover of Aerosmith's "Angel," ft. a guest appearance by their Wicked Cool Records labelmate Jessie Wagner) has been racking up radio play on commercial Active Rock stations around the country, including WMMR (Philadelphia), WRIF (Detroit), WRAT (New Jersey), WDHA (New...