The show followed eleven contestants, known as housemates, who were isolated from the outside world for an extended period of time in a custom-built House.

The last remaining housemate, Brian Dowling, was declared the winner, winning a cash prize of £70,000.

The Final however attracted Big Brother's biggest audience, with 13.7 million viewers - making it Channel 4's second most watched broadcast.

When Big Brother moved to Channel 5 in 2011, he replaced McCall as presenter, and remained in the role until 2013.

Big Brother first began airing in the Netherlands, while editions in countries such as Germany proving to be hits with the public.

[3] Big Brother 1 (2000) proved to be a ratings success for Channel 4, leading to the announcement of a second series.

The feed was cut for an estimated two hours nightly, and featured a delay for privacy reasons.

"[13] Housemate Elizabeth Woodcock was dating an older man prior to appearing on the series, while Dean O'Laughlin had been in a band that toured across the United States before being dropped by their record label.

[12] There were a total of four highlight shows airing Monday through Thursday, with Friday being a live eviction episode presented by Davina McCall.

During the first episode, viewers were shown the highlights from the previous day and McCall revealed the housemate who had been evicted from the House.

[19] Two hours following this, the second episode of the night aired which saw the evicted housemate exit the House and participate in an interview with McCall.

[22] Big Brother Reveals More (2001) aired solely during this series, and saw the major plot points of the past week being recapped.

The "Diary Room", in which housemates may speak privately and reveal their true feelings to the public, had walls resembling the appearance of a garage door, with the Big Brother eye logo imprinted on it.

A new feature this year was the addition of the den outside, a small area in the backyard in which housemates could enter to lounge and speak to one another.

Big Brother was a game show in which a group of contestants, referred to as housemates, lived in isolation from the outside world in a custom built "house", constantly under video surveillance.

[32][33] The format of the series was mainly seen as a social experiment, and required housemates to interact with others who may have differing ideals, beliefs, and prejudices.

[44] This marked the second time in the series that the voting process had been tampered with, when last series a mass email was sent out that featured a link to evict Housemate Melanie, though it appeared to be a link to claim a free vacation.

[47] The remaining Housemates were put on lockdown, and security removed the intruders from the house immediately.