Dates were announced on February 18, 2014,[1] and lineup officially announced March 31, 2014.
[2] In a January 2014 video interview at the NAMM Show, Korn guitarist James 'Munky' Shaffer revealed that Korn and Avenged Sevenfold would headline the 2014 Mayhem Festival.
[3] On March 5, over 3 weeks ahead of the scheduled official announcement, nearly the entire lineup leaked.
[4] A number of the dates were scheduled[7] to feature altered lineups:
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