The article says that Michael's visit to Venice was supposed to sign a contract with a Vatican's society which holds rights of Giovanni Paolo II pope'writings and prayers. This society has chosen Michael Jackson to be the artist who will sing 24 prayers. The company's president, a priest, said he would like to have many different artist on the cd to join Michael. The purpose of the cd is to disseminate Giovanni Paolo II's prayers to the youth and to rais funds for charity.
As for now we don't know if Michael is still in Florence.
Source: www.nuovavenezia.quotidianiespresso.it/eMJey