Underworld and Beirut are among the latest acts confirmed for Exit Festival 2011, which will take place at Petrovaradin Fortress, Novi Sad in Serbia from 7-10 July.
They join Arcade Fire, Portishead, Grinderman and Hadouken!, who have been announced before as well as Fedde Le Grande, Tiga, James Zabiela, Joris Voorn and Gramophonedzie.
More acts are expected in the coming weeks.
Exit Festival early bird tickets are still available at £89 plus booking fee. General sale tickets are priced at £105 plus fees.