 It is best known as the Italian entry at the Eurovision Song Contest 1979, held in Jerusalem.The song is a love song, with the lead singer explaining to his lover that something as simple as a moon beam can simplify their relationship and make any experience enjoyable.The song was performed second on the night, following Portugal's Manuela Bravo with "Sobe, sobe, balão sobe" and preceding Denmark's Tommy Seebach with "Disco Tango".