Parker McCollum is a country-pop songwriter based in the “Live Music Capital of the World” just up Interstate 35. His music can be characterized in two words: country radio. In other words, he’s twangy but not too tangy for mainstream palates. For those enjoy such things, his appearance on this post-Thanksgiving bill might be a good excuse to get off the couch and shake some tailfeathers.
Acclaimed Mexican-born singer-songwriter Carla Morrison performed Saturday at San Antonio's Tech Port Center + Arena, enrapturing the crowd with her poignant songs and…