At the end of the fifties the director Mario Monicelli shoots the film I Soliti Ignoti, it is the beginning of a new film genre, the "Italian comedy", which will have its maximum artistic realization and acclaim from critics and audiences in the 1960s and early 1970s. For the soundtrack of the film, the Roman director needs songs with a strong jazz appeal, inspired by bop and cool jazz, which can be the background to the proletarian accent of the film; in a neorealist Rome farcical characters move between miserable urban neighborhoods in a social condition bordering on poverty, made up of daily tragicomic expedients, American myths and inevitable existential defeats. It must be kept in mind that Monicelli's choice of musical commentary on the film with jazz songs was completely new in the cinematographic panorama of the time, in which Masters, such as Nino Rota and Carlo Rustichelli, referred to the writing of soundtracks to the song popular. Following…