Coldplay's latest album, Ghost Stories, often feels like a concept album tracing the journey to frontman Chris Martin's recent divorce. The record isn't all downward spirals and love-is-dead diatribes, though. "Sky Full Of Stars," the band's first EDM song and unexpected collaboration with Avicii, is all joy and movement. In this Fuse exclusive, Martin talks about how the song came to be and recalls the music video shoot. Disclaimer: it gets messy!