Giovanni Casa has a tombstone at Liberty City Cemetery despite his body being ground into sausage and sold at his own deli in GTA Liberty City Stories.
Source: Liberty City Cemetery — CC BY-SA
Giovanni Casa's tombstone standing tall in Liberty City Cemetery, even though his actual 'remains' got ground up and sold as deli meat.
Wide shot of Liberty City Graveyard in GTA III — where a guy who became sausage somehow still got a proper burial plot.
Vincenzo's gravestone roasts him with Salvatore's own nickname for him — from beyond the grave.
GTA: Liberty City Stories
GTA III has invisible towns that exist only to crash your game.
GTA: Liberty City Stories
The Definitive Edition added a whole neighborhood you can NEVER visit.
GTA: Liberty City Stories
Rockstar cut an entire swamp island owned by Avery Carrington from Vice City
GTA: Liberty City Stories