Ennio Morricone is probably best known to US audiences for his spaghetti western scores like for The Good, the Bad and the Ugly. But he did all kinds of stuff. My two favorite individual tracks he did come from the La Voglia Matta soundtrack: the title theme and "Sole e Sogni" (which translates to "Sun and Dreams.") In this video embedded below, the uploader edited the two together: