1. The song "Two Feet on the Road to Happiness" is composed with the tone of Shandong folk songs. The characteristics of progressive and jumping make the rich Shandong flavor in the melody come to the nose, emitting the fragrance of earth.
2. "Happiness on Two Feet" is the opening song and ending song of "Our Cow is Hundred Years Old" produced by Shanghai Film Studio 1983. Liu Changqing wrote lyrics and composed music, while Li Shuangjiang and Wang sang.