sentences:  In the final version, Keef gets attacked by a squirrel and falls off of a building, which Nickelodeon was fine with.In the episode "Hobo 13", Skoodge was going to be shown eating his own skin to survive, but Nickelodeon denied this scene and even the "Invader Zim" crew admitted that they thought it was "too much".In the original ending of the episode "Walk of Doom", Zim and GIR were dropped off in a ghetto with Mexican music playing in the background and a banner reading "Welcome to Mexico".