<p>Shawn Mendes lies on the wooden floor in a lonely hut deep in the forest, completely isolated from the outside world. In the background the sound of a piano. His eyes are closed, his hands are holding a notebook, he is singing softly to himself ? Shawn is texting the songs for his second album. Together with seven other musicians, he moved to an isolated space. In this relaxed atmosphere, his biggest hits come to life: "There's Nothing Holdin ...