This audience research was designed to interrogate the UK fans of Big Brother so as to present evidence that might shed light on the audience's understanding of the 'reality' in this form of reality television. Using quantitative and qualitative data obtained from a web-based questionnaire linked to Big Brother's UK web site over three years, I investigate how the fan audiences negotiate what I have called 'personalised reality contracts' with the contributors, and how this affects their understanding of what they are seeing as 'real' or 'constructed'. I argue that it is Big Brother's constructedness that serves to liberate its content, allowing the viewer freedom to navigate past the performative elements typical of the docu-soap genre. I ...