sentences:  Due to dissatisfaction with the premise, and to avoid two comedic episodes in the same series, the episode was dropped and replaced with Davies' "Midnight".Russell T Davies scrapped a glass bowl storyline for the "Partners in Crime" slot in Series 4, as he decided this would make the story too contained, and that wasn't the tone he wanted.In his book "The Writer's Tale", Davies remarked that he was glad he abandoned the idea, because "The Simpsons Movie" had a similar premise.