So, just go done with a Macro Economics course. Before the exam a classmate sent around one of these videos.
Regardless if you side with Keynes or Hayek these are well done and worth a look.
"Fear the Boom and Bust" a Hayek vs. Keynes Rap Anthem - http://youtu.be/d0nERTFo-Sk
Fight of the Century: Keynes vs. Hayek Round Two - http://youtu.be/GTQnarzmTOc