Probably most people have seen this video or know about it. We watched it in my macro classes this week. There are actually two videos. Here they are in order. My class saw the second one. Then there is a link to readings over these issues.
Fear the Boom and Bust
Fight of the Century: Keynes vs. Hayek Round Two
Get the Story Behind the Fight of the Century
If you want to tell Russ Roberts, the economics professor who made the video, what you think, go to Fight of the Century in the classroom
Fight of the Century with Polish subtitles