Premise: "The Heart" is a song written and originally recorded by American country music artist Kris Kristofferson on his 1986 album "Repossessed". It was covered by American country music artist Lacy J. Dalton on her 1989 album "Survivor" and released in January 1989 as the album's first single. Dalton's version of the song peaked at number 13 on the "Billboard" Hot Country Singles chart.
Hypothesis: The song "The Heart" has been performed by more than one person