Coldplay and Iron Maiden have both been added to the Rock Werchter 2011 line-up, with the event set to return to Werchter in Belgium from 30 June to 3 July.
They join The Chemical Brothers and Kings Of Leon, who were both announced previously.
Rock Wertcher tickets are set to go on sale on Saturday 4 December at 9am.
A four-day pass is set to be priced at 195 Euros, while day tickets are 76 Euros.
Camping passes are 18 Euros for regular camping or 25 Euros for early entry passes.
A story and link to buy Rock Werchter 2011 tickets will appear on Virtual Festivals when they are available.