Malcolm Young his brother had been experiencing lapses in memory and concentration before the "Black Ice" project and had been receiving treatment during the Black Ice World Tour which ended in 2010. Angus confirmed that although his brother did not play on the 2014 "Rock or Bust" album: "He still likes his music. We make sure he has his Chuck Berry, a little Buddy Holly." He added that AC/DC would continue according to his brother's wishes and standards: "Look, even with his health, Malcolm was touring until he couldn't do it anymore." In that same interview, Angus stated that Malcolm was rehearsing
Hard rock "Double Live Gonzo!" (1978). From outside the United Kingdom and the United States, the Canadian trio Rush released three distinctively hard rock albums in 1974–75 ("Rush", "Fly by Night" and "Caress of Steel") before moving toward a more progressive sound with the 1976 album "2112". The Irish band Thin Lizzy, which had formed in the late 1960s, made their most substantial commercial breakthrough in 1976 with the hard rock album "Jailbreak" and their worldwide hit "The Boys Are Back in Town", which reached number 8 in the UK and number 12 in the US. Their style, consisting of two duelling