Big Brother (Australian season 7)
Big Brother Australia 2007, also known as Big Brother 7, was the seventh season of the Australian reality television series "Big Brother". Episodes were broadcast on Network Ten in Australia, and the first episode aired on 22 April 2007. 
Despite a drop in ratings compared to previous series, and a number of controversies, the then "Big Brother" executive producer Kris Noble considers the year's series a success. At the end of this season's finale broadcast 30 July 2007, it was announced by host Gretel Killeen that "Big Brother" would be returning for an eighth season in 2008. In the finale Aleisha Cowcher was announced winner of "Big Brother Australia 2007". She won by the closest winning margin ever in the Australian series. The news the following day reported a margin of 51% versus 49% – a difference of 65 votes. This was the last season hosted by Gretel Killeen.
List of Big Brother (Australian TV series) season 7 housemates
Emma Cornell (born 1983) is a personal trainer from South Australia. Emma is the second eldest of seven children, and describes herself as the black sheep of her family. Emma also describes herself as daring, stubborn and vivacious. Emma is a former Adelaide-based model and was winner of the South Australian section of the Ralph Swimsuit Model of the Year competition in 2005. Emma underwent breast enlargement surgery more than six months before entering the Big Brother House to enhance her modelling career. She was the subject of a nude pictorial for Zoo Weekly, photographed before she entered the Big Brother House, in the 14 May edition. Emma has an English-born partner Tim Stanton, also a personal trainer, and they had lived together in Sydney prior to Emma entering the Big Brother House.