Aftershock 2024 Lineup Rumors. Ahead of the full festival announcement, it was revealed that metal legends iron maiden would be headlining the oct. With legions of fans numbering over 160,000 and a massive lineup of acts now covering 5 different stages, aftershock has come to stand as promoter danny wimmer.
Organisers of this year’s aftershock festival in california have confirmed this year’s lineup, and it’s enormous. Find out how to get tickets, hotel packages, park and ride.