Joan of Arc @ Metro in February (more by Grant MacAllister)

Joan of Arc's label Polyvinyl have announced via Twitter that the band will be playing a FREE show tonight (Friday, May 18) at 9PM at the Petrillo Bandshell, to support NATO protestors.

UPDATE: Joan of Arc are NOT playing the Petrillo Bandshell.

In related news, Tom Morello is performing at Daley Plaza at 1:30PM, as part of rally for National Nurses United.