Flow Festival have announced they'll be adding an extra venue for this year's edition: the MixRadio Music Hall stage will play host to several new artists including Brooklyn's Big Ups and Berlin's Ballet School, as well as new Finnish acts.

The venue is located in the old Tiivistämö building of the Suvilahti festival area, and will host various underground shows during the Flow Festival weekend: on Friday August 8th MixRadio Music Hall will see legendary Finnish DJs Sasse and Jori Hulkkonen joining forces, electro duo Phantom, Ballet School, and Finnish DJ and rapper Aksim, as well as rock super group Riitaoja.

On Saturday this new stage will host a set by DJ and producer Samuli Kemppi, as well as performances by rap group Aivovuoto, Teksti-TV 666, rap duo Paperi T & Khid, new wave punk band Katujen Äänet, post-rock group Mr. Peter Hayden, and Shivan Dragn. On Sunday the venue will see Big Ups, Beastmilk, Death Hawks, Gim Kordon, Jaakko Eino Kalevi, and Rauhatäti.

Among some of this year's headliners are OutKast, The National, Real Estate, Neneh Cherry, Pusha T and many many more; check the festival's official website for more information on the event's line-up (and to buy tickets).