The rock world suffers a lot of notable losses every year, and it wouldn't be possible to include each and every name in the Grammy Awards' annual 'In Memoriam' tribute video without stretching an already-lengthy show to unreasonable length.
With current drummer Phil Rudd otherwise disposed (and potentially out of a job), AC/DC's upcoming Grammys gig raises the interesting question of who's going to end up playing drums for the band when it takes the stage at the awards show on Feb. 8.
What's it like being behind the boards for one of the biggest rock bands on the planet? We went straight to AC/DC producer Brendan O'Brien to find out.