After teasing its existence, CocoRosie have titled and announced the release date for the follow-up to their 2013 LP Tales of a GrassWidow. Bianca and Sierra Casady will release Heartache City on September 18. The Casady sisters previously explained in a statement that the album was recorded, written, and "gathered" at their farm studio in the south of France with "minimal equipment, vintage toys and antique instruments."