Artist Biography Available in: Prezioso refers to Andrea Prezioso and Giorgio Prezioso, an Italodance duo with hit singles in countries including Italy, Germany and the United Kingdom. The brothers have released best-selling records as solo artists and as part of italo house ensembles. They are known today as part of the Prezioso feat. Marvin trio with singer Alessandro Moschini. Moschini is called "Marvin" after boxer Marvin Hagler.