On February 17, 2015, the band announced a new album, II, with the release of its first track, "Acetate", and an accompanying music video; the album was released May 5, 2015 in North America and the previous day elsewhere.
O 17 de febreiro de 2015 a banda anunciou un novo álbum, II, co lanzamento do seu primeiro tema, "Acetate", acompañado dun video musical; o disco sería publicado o 5 de maio dese ano en Norteamérica e o día anterior no resto do mundo.