The Black Keys to headline Open'er Festival 2014

The Black Keys are set to headline the The Heineken Open'er Festival 2014.

The duo are the first band to be announced for the yearly event, which takes place in Gdynia, Poland. Next year's festival will take place from July 2nd to 5th, 2014. Tickets are already on sale at and more artists will be announced over the coming months. The Black Keys will be headlining the opening day of the festival on July 2nd.

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