Complex sentence: Incorporating uncredited vocals provided by Norwegian recording artist Iselin Solheim, the release of the single was originally set to be on 25 November 2015, but was delayed to 3 December.
Split into simpler sentences: Incorporating uncredited vocals provided by Norwegian recording artist Iselin Solheim. The release of the single was originally set to be on 25 November 2015, but was delayed to 3 December.