GTA4 has been infected it by some sort of Zombie outbreak, or so it would seem if you have checked any of the GTA fan sites over the last week. The rumor mill is out concearning where these rotting corpses are comming from various theories have emerged the most popular being 'killing a Rockstar employee' in the multi player game will unlock this skin.

It looks like the outbreak was started by GTA in the game trailer forums with other 'infected people popping up as the news spreads. Are you infected?

You can read more about this bizzare infection at GTA.4.net