Working with young talent from Liège, being his technical reference for preparing the first Knabe in the Zauberflöte he has to perform at the Opéra Royal de Wallonie. #voiceteacher #belcanto #belcantoforyoung #youngsingers #talents #singinglessons #singingteacher #operaroyaldewallonie #liège #walloniemabelle #diezauberflöte #dreiknaben #mozartopera