The song is one of seven Delirium
tracks that she co-penned with Greg Kurstin. The American producer first collaborated with Goulding on her 2013 hit single "Burn
Goulding told Billboard
magazine that she likes working with Kurstin as she feels "comfortable" with him. "Greg Kurstin will just, you know, I'll do something because I'm so unbelievably comfortable with him at this point," the singer explained." I feel comfortable to do anything, to make noises, to make screams, shouts, run around, suggest things and he's like, 'Yeah, let's try it.' Greg is such a great person to work with."