 The same year, Melanie also broke a world record with Australia's short course 4 x 100 freestyle relay.Swimming at the 2008 Summer Olympics, she swam the third leg in both the heats and the final of the 4×100-metre freestyle relay as Australia claimed the bronze medal.She swam in the heats of the 4×200-metre freestyle relay and collected a gold when the first-choice quartet won the final in a world record time.