Australia’s worst serial killer, the infamous backpacker murderer Ivan Milat, is refusing inside prison to listen to the most popular radio show among his fellow Supermax inmates because he finds it ‘distasteful’. A Supermax prison officer called the Radio Triple M Grill Team this week about the show, telling producers that the breakfast programme was ‘very popular’ among the around 40 inmates incarcerated in the Supermax prison in Goulburn, 200km south-west of Sydney.