Oasis turned down the opportunity to write and perform the theme song for the iconic film Trainspotting because Noel Gallagher literally thought the movie was about actual train spotters hanging out at railway stations.

A title with two very different meanings

“Trainspotting” ordinarily means watching trains and recording their details—a hobby that made the film’s title easy to misread if all Noel Gallagher had to go on was the name. But Danny Boyle’s film is about a group of young people caught in heroin addiction in Edinburgh. The gap between the harmless-sounding title and the grim subject helps explain why the misunderstanding was more than a small mix-up: Gallagher imagined one kind of film and was being asked to contribute music to another.

Why timing mattered to the soundtrack

The film’s music was not an empty slot waiting for one signature song. Its soundtrack assembled existing tracks into part of the film’s identity, giving its scenes a musical voice rather than relying on a newly written theme to explain them. Once that selection had been finalized and released, a song from Oasis could no longer be folded into the soundtrack in the way the original opportunity would have allowed.

The missed collaboration came down to a plain collision of meaning and timing: Gallagher misunderstood the title, and the soundtrack moved on before he understood the film. A name that suggested people watching trains helped keep one of Britpop’s biggest bands out of a movie remembered as much for its music as for its story.