For economics in song (“Raindrops keep falling on my head” to be precise), a la “Capital Is Rainin’ On My Head” please take a listen to the Theory of Relativity  (via Greg Mankiw’s Blog ) Here are a few others  that are worth a listen as well. After all, easy capital is what stimulated so much of the new housing development over the past 5 years.
I usually don’t like the music thing on web sites but the econ 101 message provided has amazing clarity. Even if you turn the sound off and read the lyrics, its worth your time.
This effort clearly falls into the “I have way to much time on my hands but I am so creative that I can’t help it” category.