The television production joint venture responsible for "Big Brother" and "Deal or No Deal" is to continue for another three years after Southern Star and Dutch company Endemol clinched a new deal. Endemol Southern Star, based at Southern Star in Sydney, creates, develops and produces television programming for Australian and New Zealand broadcasters, as well as exporting its intellectual property to the rest of the world. Endemol is the creator of more than over 500 shows including "Extreme Makeover".