Giorgio Moroder's col­lab­or­a­tion with pro­fes­sional wall-starer Sia looks like it will 'premiere' this Friday.

That's certainly what this tweet seems to imply:

We are not exag­ger­at­ing when we say this song is abso­lutely fucking amazing and that the first "and when you came, my heart was saved" bit will blow your head off.