Several young adults attempt to find success in the country music industry in Nashville: Miranda Presley (Samantha Mathis), recently arrived from New York City; Kyle, a cowboy from Connecticut (Dermot Mulroney); Linda Lue (Sandra Bullock), who is somewhat ditzy but seems genuine and comes from the South; and James Wright (River Phoenix), brimming with creative energy and self-assurance. "The Thing Called Love," re…