The 18th Annual Australian Recording Industry Association Music Awards (generally known as ARIA Music Awards or simply the ARIAs) were held on 17 October 2004 at the Sydney Superdome within the Sydney Olympic Complex. The ceremony, hosted by Rove McManus and produced by Roving Enterprises for Network Ten, was held for the first time on a Sunday night and averaged 1.39 million viewers. The 2004 ARIA Fine Arts Awards had been presented at a ceremony weeks earlier.