Ultimate Big Brother was the final series of Big Brother to be broadcast on Channel 4. The show was axed by Channel 4 on 26 August 2009. The series was broadcast on Channel 4 for 18 days, from 24th August, 2010 to 10th September, 2010. The series featured housemates from almost every series of Big Brother and a smaller section of housemates from Celebrity Big Brother. A 24-hour...