Rule 34 Dev - 1girls 2boys aged_up angry belly big_belly bloated_belly brother cabezilla dib_membrane digestion digestion_noises f/m gaz_membrane invader_zim male_prey nickelodeon observer observing pizza professor_membrane purple_hair sharp_teeth sister sister_pred stomach_noises stuffing text_bubble uncaring unwilling_prey vore weight_gain|8457551744