The Nine Guide was a television data cast channel provided by the Nine Network to digital television viewers in Australia. It began broadcasting on 21 August 2001 in Sydney broadcasting 24 hours a day The channel expanded to fellow Nine Network stations in Melbourne and Brisbane in 2002. The Guide was modified for state-based programming and program promotions. The Nine Guide was shut down on Thursday, 13 November 2008, replaced by a full-screen simulcast of Channel Nine in preparation for the launch of multichannel GO!.