A British reality television game show in which a number of contestants live in an isolated house for several weeks, trying to avoid being evicted by the public with the aim of winning a large cash prize at the end of the run.

Each week, the housemate evicted from the Big Brother house the previous week traditionally spends another week on Big Brother's Little Brother, answering questions and taking part in Call BBLB along with other features. The show also boasts celebrity guests and experts who come in to discuss and analyse the remaining Big Brother housemates.

A British reality television game show in which a number of contestants live in an isolated house for several weeks, trying to avoid being evicted by the public with the aim of winning a large cash prize at the end of the run.