In season two of the series LOST there is a song that plays on disc 4 when inserted in the DVD play What is the name of that song and who sings it?

In season two of the series LOST there is a song that plays on disc 4 when inserted in the DVD play What is the name of that song and who sings it?
I'm not sure, but on most of the CDs, the song is called "Downtown" by Dolly Parton