One of them, anyway. Australian swimming superstar Tracy Wickham set world records in both 400m and 800m freestyle events at the 1978 Commonwealth Games. For almost 30 years those records have survived unbeaten.
Brisbane teenager Bronte Barratt - a hot favourite for the 2008 Olympic Games - has just succeeded in claiming the prize for the 400m, finishing in an astonishing 4.05.03. Superb.