sentences:  In "Door to Door" the virtual reality world that Zim shows people was originally going to involve a demolished city that resembled New York, but Nickelodeon demanded that this be changed due to its similarities to 9/11.On reflection, Vasquez said that he prefers the new virtual reality world to the old one, since he does not like the idea of a real-life city existing in "Invader Zim".The original version of this scene can be found online.