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The National, Deadmau5 & Two Door Cinema Club for Open’er
More acts join the Polish festival’s line-up

More acts have been confirmed to play the Polish festival Heineken Open’er this summer.
The National, Deadmau5, Big Boi and Two Door Cinema Club will take to the stages over the four-day event.
Open’er will take place from the 30th June to the 3rd July 2011 in Gydnia, Poland. This year sees the festival celebrate its tenth anniversary.
Other acts currently confirmed include Caribou, Coldplay, Pulp, Cut Copy & MIA.
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