Pete Seeger and Bruce Springsteen led "This Land is Your Land" at the Obama Inaugural Celebration Concert. It's the people's choice for national anthem, viewable below.
Last year I got Pete to endorse the National Initiative for Democracy, a project of former Senator Mike Gravel. Pete says "Participation, that's the salvation of the human race." YOU can participate at Vote.org. Here's the postcard Pete sent me:
And the video of "This Land is Your Land":