Question: The album Changing of the Seasons became a breakthrough record based on the bonus track which was originally recorded by what American singer?
Sentence (from "Changing of the Seasons"): The French release of the album on 12 October 2009 contained a third bonus track, a version in French of "Koop Island Blues", a song Brun originally recorded in 2006 with Swedish jazz group Koop.
Relevant evidence: No