Too many cancellations on my end (Rag & Frost/Fire) but 2016 has been pretty good otherwise.
Maiden, Y&T, Anvil, Dream Theater, Andrew Dice Clay, Raiding the Rock Vault (2x & RIP) & King Kobra
Next: Blaze Bayley, Grim Reaper, Tim Owens (with the ex Megadeth Drover brothers) & Steve Vai.