Malchus Choir & Zanvil Weinberger “Yossi Unzer” January 16, 2017 • Singles • No Comments Yossi Weinberger from the Malchus Choir recently got married, and the choir put together a track called Yossi Unzer Breeder, produced, composed, and arranged by Pinchas Bichler, together with Bentzi Stein, and sung by Zanvil Weinberger.