HeadCount will also be along for the ride with the Dave Matthews Band (who play the Susquehanna Bank Center today and tomorrow), Furthur and Phish. The deadline to register to vote in Pennyslvania is 30 days before an election. The next election is Nov. 6, 2012.

"Given the current state of American politics, it's easy to see why people become disillusioned and don't participate in the system," Wilco leader Jeff Tweedy said in a statement. "But my hope...is to remind people that they do have a voice, and voting is an effective and undeniable way to be heard."

Can't make it to the show or simply don't like Wilco but want to register anyway? Register here.