AC/DC lead singer Johnson performs during their first concert in Australia on their 'Rock or Bust' world...
AC/DC lead singer Brian Johnson performs during their first concert in Australia on their 'Rock or Bust' world tour in Sydney, November 4, 2015. Australia's most successful international band, formed in 1973, played in Sydney's Olympic Stadium Wednesday, one of 55 planned shows during their current would tour. REUTERS/Jason Reed