Exclusive: Katy Chevigny's (mostly true, but not totally) Nashville drama lets the country talent work through her own life and work by playing a movie-ready version of herself. For a certain subset of country music fans — well, really, any kind of music fans — the name “ Elizabeth Cook ” conjures up clever tunes, dazzling outfits, and an attitude that never quite fit with the general expectations around ol’ Nashville. All of that and more is played to the hilt in Katy Chevigny’s (mostly true,