Sky Captain and the World of Tomorrow months before Conran made the movie with his actors, he shot it entirely with stand-ins in Los Angeles and then created the whole movie in animatics so that the actors had an idea of what the film would look like and where to move on the soundstage. To prepare for the film, Conran had his cast watch old movies, such as Lauren Bacall in "To Have and Have Not" (1944) for Paltrow's performance and "The Thin Man" (1934) for the relationship between Nick and Nora that was to be echoed in the one between Joe and Polly. Avnet constantly pushed
What Love Is Made Of dance music. She then got a bassline which made her "want to dance", and included it in the track. She also told the website that she wrote the song about the "feeling of love, what one person can give to you that someone else can't". What Love Is Made Of" was premiered during Irish DJ Annie Mac's eponymous program on BBC Radio 1, on 10 May 2013, though its digital download only occurred on 5 July 2013. It was serviced as an extended play, where it was bundled with three remixes, by MK (Mark Kinchen), Felix da Housecat and Brackles.