Francesco De Masi (1932-1987) and Alessandro Alessandroni (1940-2017) were Italian musical pioneers whose innovative contributions to the realms of film music and experimental sound have left an indelible mark on the history of contemporary music. As a composer, arranger, and pianist, De Masi was a maestro of film scores in Italy during the golden age of cinema, crafting evocative and emotive musical backdrops that brought a unique Italian flavor to the global film industry. His work, which spanned several decades, included collaborations with renowned directors such as Sergio Leone, for whom he composed the soundtracks for iconic Westerns like "Duck, You Sucker!" (1965) and "Once Upon a Time in the West" (1968). De Masi's versatility allowed him to cross genres with ease, from the lush orchestrations of spaghetti Westerns to the avant-garde experimentation of prog-rock groups like Le Orme. Alessandro Alessandroni, on the other hand, was a session singer and vocalist whose distinctive voice and wide range brought depth and character to countless recordings. Known as "il cantante invisibile" (the invisible singer), Alessandroni's work is ubiquitous yet often uncredited in Italian cinematic soundscapes. His haunting choral arrangements, ethereal vocal layers, and innovative use of unconventional sounds contributed to the legendary "Roman School" of film music, alongside contemporaries such as Ennio Morricone and Luis Bacalov. Alessandroni's voice can be heard in some of the most iconic soundtracks of Italian cinema, including those composed by De Masi. His signature falsetto and ability to mimic a variety of instruments without using them made him an invaluable asset in the studio, where he often worked alongside his friend and colleague. Together, De Masi and Alessandroni pushed the boundaries of what was possible in music for film, blending traditional composition with avant-garde techniques, and leaving a legacy that continues to influence musicians and composers around the world. Their collaboration stands as a testament to the power of creative partnership and the transformative impact of