Complex sentence: According to Parker, he was approached by the film's producers to create a theme song for the film, though he only had a few days to do so and the film's title seemed impossible to include in any lyrics.
Split into simpler sentences: According to Parker, he was approached by the film's producers to create a theme song for the film. Unfortunately, he only had a few days to do so and the film's title seemed impossible to include in any lyrics.