The reunited System of a Down will be one of the headliners of next year's edition of the Metaltown festival, set to take place June 17-18, 2011 in Gothenburg, Sweden. The official confirmation of SOAD's participation in the event will be made tomorrow (Monday, November 29) via the festival's web site at 13.00 CET.

For more information, visit www.metaltown.se.

SOAD's much-rumored comeback/reunion tour is expected to be "officially" announced tomorrow, along with details of several other European festival appearances in 2011, including the U.K.'s Download; and the Rock am Ring and Rock im Park festivals, which will be held June 3-5, 2011 in the German towns of Nurburgring and Nurnberg, respectively