Rockin1000 organizer Fabio Zaffagnini spent a year planning the massive outdoor event to create a video as a plea to the Foo Fighters to come to Cesena. The clip quickly went viral, racking up more than 18 million views in just 5 days; it's now been seen more than 26 million times.

"Tonight," Dave Grohl told the crowd at Carisport, "we're here for a very, very special reason. So, let me tell you - this has never happened before. This is like a revolution."

"To see you people, singing our song for the whole f***ing world, to me, it's the greatest moment of my life," he continued. "Of course we couldn't say no, we had to come. You trapped us, we had to come here."