Full instructions for copying the save is as follows:
1. Make your own save on your ps3, just quickly load it up and save at the first telephone.
2. Back up your save
3. Now, copy the ‘Jonny_Tanna’ save onto your PS3, via the normal method on the xmb.
4. Log into ftp or Multiman file manager, locate the save folder ‘BLJS10073-00’. Copy your backed up save onto your PC. Now copy everything from the ‘Jonny_Tanna’ save, EXCEPT for the ‘Param.sfo’ onto your save folder. Your Param.sfo is your ID, and is necessary for the file to load. now load it up and if it says corrupt file, just save over it with a new file and it will all be unlocked.