Australia's Brainiest BB06 Housemate
- Episode aired Aug 13, 2006
Nine contestants from the sixth Australian series of Big Brother put their knowledge and strategy to the test to win $20,000 for their charity.Nine contestants from the sixth Australian series of Big Brother put their knowledge and strategy to the test to win $20,000 for their charity.Nine contestants from the sixth Australian series of Big Brother put their knowledge and strategy to the test to win $20,000 for their charity.