Click here for the original audio. A Patsy Cline album released earlier this year, called "Imagine That: The Lost Recordings (1954-1963)," includes live tracks that have never been public until now.

Singer Patsy Cline helped create the Nashville sound, a crossover between country and pop, in the 1950s and 1960s. But in 1963, she died in a plane crash at just 30 years old. Still, her legacy lives ...