The most watched series in UK television history

The most watched series in UK television history
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In short: In 2010, The X Factor reached a fever pitch, shattering viewership records and sparking intense controversy. From the sudden creation of One Direction to accusations of fixing and the use of pitch correction, series 7 was a high-stakes spectacle that defined a decade of British television.

Series 7 of The X Factor was a landmark in British broadcasting, becoming the most watched series to date. It averaged 14.13 million viewers per episode, culminating in a final watched by 17.71 million people—the highest-rated television episode of both 2010 and the entire decade in the UK. This era also marked a technical milestone as the first series to be filmed in high definition.

The season was defined by significant structural changes and unexpected outcomes. Following the bootcamp stage, producers made the strategic decision to form two groups from rejected soloists: One Direction and Belle Amie. This series also introduced a wildcard system that expanded the live shows from twelve to sixteen acts. The competition was marked by several controversies, including public complaints regarding the use of pitch correction software during auditions and accusations of fixing, which producers denied.

The judging panel faced various disruptions during the production. Dannii Minogue missed the auditions and bootcamp due to maternity leave, while Cheryl Cole missed several sessions due to malaria. This led to a rotation of guest judges including Katy Perry, Nicole Scherzinger, and Natalie Imbruglia. Despite the internal chaos and various contestant scandals, the series remained a cultural phenomenon, driven by a massive public engagement that saw 15,448,019 votes cast throughout the competition.

The winner, Matt Cardle, was mentored by Minogue and subsequently released the debut single 'When We Collide'. The series' influence was cemented by its massive scale, occupying a 7.30 PM timeslot and drawing unprecedented numbers to ITV1 HD and STV HD.

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