A cikin 2012, Goulding ya bayyana a kan "Fall into the Sky" daga kundi na farko na Zedd Clarity da kuma a kan waƙar Calvin Harris "Ina Bukatar Ƙaunarka" wanda aka haɗa a kan Halcyon da kuma Harris ta album 18 Watanni. A ranar 10 ga Yuli, 2012, Goulding ya saki murfin waƙar Active Child ta "Hanging On", tare da Tinie Tempah, a matsayin saukewa kyauta a kan shafin SoundCloud. A ƙarshen Yuli 2012, an sanar da cewa kundin Goulding na biyu yana da suna Halcyon kuma za a sake shi a ranar 8 ga Oktoba, 2012.
Halcyon