The band reunited with Brian Johnson at Power Trip festival Saturday
Singer was initially skeptical of working with the band
Three members were all gone by the end of the last tour, but they’re back and the band seems to be on the verge of announcing new music
Multi-platinum blues-rock band opens up about moving on without Malcolm Young and Phil Rudd
Australian hard-rock group plan new album, yet confirm founding member Malcolm Young's "debilitating illness"
Aussie rockers are also planning a 40th anniversary tour
'The Last Ship' set for September release