Harry Potter and the Goblet of Fire was symbolic, as Harry's horizons widened both literally and metaphorically as he grew up. She also wanted to explore more of the magical world. Until the official title's announcement on 27 June 2000, the book was called by its working title, 'Harry Potter IV.' Previously, in April, the publisher had listed it as "Harry Potter and the Doomspell Tournament". However, J. K. Rowling expressed her indecision about the title in an "Entertainment Weekly" interview. "I changed my mind twice on what [the title] was. The working title had got out — "Harry Potter and the Doomspell Tournament". Then I changed
Harry Potter and the Goblet of Fire (film) for any of the films." For the second task, involving the film's underwater scenes, the film crew designed and built a blue screen tank holding "about half a million gallons of water." As for the final task, which took place in the maze, hedge walls ranging from 20 to 40 feet tall were constructed and enhanced with computer-generated imagery. John Williams, who had scored the first three "Harry Potter" films, could not return for the fourth instalment due to a busy 2005 schedule. Patrick Doyle, who had worked with Newell in "Into the West" and "Donnie Brasco", replaced him as