Original: Coincidence with weather The song's reign at number one in the United Kingdom and Ireland occurred as the regions were hit by extreme rainfall and flooding, which led The Sun to suggest the two events were related, with the media referring to it as the "Rihanna Curse".
Simplified: The song's reign at number one in the UK happened when the country was hit by extreme rainfall and flooding, which led some people to jokingly suggest the two events were related, calling it the "Rihanna Curse".