Big Brother Australia 2012, also known as Big Brother 9, was the ninth season of the Australian reality television series, Big Brother. It was the first to air on the Nine Network who signed a deal with Southern Star Group in September 2011 to broadcast the show. The season began with a pre-recorded launch show on 13 August 2012. Benjamin Norris was announced the winner of the ninth season on 7 November 2012, making him the first openly gay person to win Big Brother Australia. Benjamin proposed to his boyfriend, also named Ben, during the show's finale.