Watch FilmoFlix. Trailer Song is about the human need for self-sufficiency and autonomy. Absolute independence from the culture that keeps us warm and fed is a fantasy, and Trailer Song is a musically rendered version of that fantasy. The office worker buys a trailer and gives up urban life. She sings: "....With fresh butter I churn and bread that I bake, Taste it, try it. Do you see a mistake? Dandelion tea, It's so easy to brew, If you care to come here, I'd give some to you..."