If you were a teenager at the tail end of the noughties, you probably remember the first time you heard about The Human Centipede.

Within 24 hours, I had my laptop perched on my bedside table and entered the stomach-turning world of Tom Six's high-concept body-horror film.

For those who are unfamiliar with the grotesque tale, it focuses on the German surgeon Josef Heiter, played by the delightfully serpentine Dieter Laser.

He attempts to stitch three kidnapped humans together from rectum to mouth, connected via a joint digestive system to form a twisted, single organism.

Whether you love or hate the film, it remains a compelling example of a cultural artefact that managed to plug itself into the zeitgeist, spawning two sequels, a tabloid press panic or two and even an episode of South Park that took aim at the corporate dominance of Apple.

But in order to trace this bizarre phenomenon, it's worth going back to the beginning.

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