▁that ▁Sum ▁ 4 1 ▁had ▁been ▁unfortunately ▁forced ▁to ▁pull ▁out ▁due ▁to ▁front man ▁D ery ck ▁Wh ible y ▁who ▁had ▁suffered ▁a ▁back ▁injury ▁and ▁was ▁not ▁well ▁enough ▁to ▁perform ▁for ▁the ▁duration ▁of ▁the ▁tour , ▁they ▁were ▁replaced ▁by ▁The ▁Black out ▁who ▁had ▁previously ▁played ▁on ▁the ▁ 2 0 1 0 ▁tour . ▁ 2 0 1 3 , ▁featured ▁Black ▁Ve il ▁Br ides , ▁Ch iod os , ▁Ton ight ▁A live ▁and ▁F ear less ▁V amp ire ▁Kill ers . ▁It ▁was ▁an ▁ 1 1 - date ▁tour ▁which ▁ran ▁from ▁ 3 – 1 5 ▁February , ▁with ▁the ▁ 6 th ▁and ▁ 1 1 th ▁being ▁days ▁off . ▁William ▁Control ▁was ▁a ▁guest ▁DJ ▁and ▁also ▁appeared ▁alongside ▁Black ▁Ve il ▁Br ides ▁on ▁ 2 ▁songs ; ▁Sh adows ▁Die ▁and ▁In ▁the ▁End . ▁ 2 0 1 4 , ▁featured ▁L imp ▁B iz kit , ▁Cross fa ith , ▁N ek rog ob lik on ▁and ▁Baby ▁God z illa . ▁ 2 0 1 5 , ▁featured ▁Don ▁Bro co , ▁We ▁Are ▁the ▁in ▁Crow d , ▁B ury ▁Tom orrow , ▁Be art ooth ▁and ▁Young ▁G uns . ▁ 2 0 1 6 . ▁On ▁ 2 9 ▁September ▁the ▁head lin er ▁for ▁the ▁ele vent h ▁K err ang ! ▁tour ▁was ▁revealed ▁to ▁be ▁Sum ▁ 4 1 . ▁In ▁an ▁interview ▁with ▁K