Tom Morello (as The Nightwatchman) was asked to perform at the Teamsters and rocked the house with the uncensored version of This Land is Your Land and a song he wrote called Worldwide Rebel Song. Morello does a great job of getting the people in the hall off of their feet to do a little raging against the machine themselves. This is NSFW and is about 16 minutes long:
[youtube]http://www.youtube.com/watch?v=yhhYRAtqMH0[/youtube]