Harbor Lights Sample Lesson Sample (Downloadable) In this lesson you will learn an intermediate piano solo of the 30's and 40's hit "Harbor Lights." This song became one of many "war songs" from World War II as it captured the longing of separated loved ones. The lesson starts with a full demonstration of the song followed by a detailed "by ear" lesson breaking the song down into two to four measure sections. The lesson ends with backing tracks for the student to practice and perform with.