City" and the entry of Batman with his tortured solo "The Graveyard Shift"; followed by "The Joker's Song (Where Does He Get All Those Wonderful Toys?)", "The Catwoman's Song (I Need All The Love I Can Get)", "We're Still The Children We Once Were" (the climactic sequence) and "In The Land Of The Pig The Butcher Is King", sung by the corrupt blood-suckers ruling Gotham, covered on the Meat Loaf album Bat Out of Hell III: The Monster Is Loose. After production was cancelled, these songs were released on the Batman: The Musical memorial site. Charlie and the Chocolate Factory musical During production on the film Charlie and the Chocolate Factory, a Broadway musical was planned to accompany it. The studio and Burton reiterated their interest in May 2003, however, the project was cancelled by the time the film was released. Third Pee-wee Herman film In 2008, Paul Reubens approached Burton with one of two scripts and talked to Johnny Depp about the possibility of having him portray Pee-wee in a potential third film, but they both declined. 9 sequel In an interview with 9 director Shane Acker: "I think there is definitely room. I mean, the way we end the film, there is a slight suggestion that it may be a new beginning. And I think we could continue the journey from where we left off and see how these creatures are existing in a world in which the natural environment is coming back and perhaps even threatening them in some way. Do they make the decision to not affect it, or do they try to affect it in some way? And do they still try to hold on to that humanity within them or do they recognize themselves at being machines too and go off on a different trajectory? So there's lots of idea that I think that we could play with and make another story out of." No plans for a sequel have been made, but possibilities were mentioned via the film's 2009 DVD commentary. Director Acker has also mentioned the possibility of a sequel being made because of the lack of darker animated films, claiming that everything is G- and PG-rated with little to no dark elements. In 2009 he said that he will continue to make darker animated films, either doing so with a sequel to 9 or original ideas for future films. Before the