In October 1972, "Vampire" was deployed to Singapore for four months as part of the ANZUK force: the first "Daring" class destroyer assigned to the force. She was temporarily withdrawn in November to accompany "Sydney" on her twenty-fifth and final voyage to Vũng Tàu. "Vampire" returned to Sydney on 1 March 1973. In April, the destroyer sailed to Apia, Samoa for the South Pacific Forum. In September, the destroyer was part of a multinational training exercise off New Zealand, then returned to Sydney and was present for the opening of the Sydney Opera House on 20 October.