▁in ▁prepar ation ▁for ▁what ▁became ▁his ▁dis astr ous ▁concert ▁at ▁New ▁York ▁Town ▁Hall , ▁on ▁October ▁ 1 2 , ▁ 1 9 6 2 . ▁The ▁blow ▁broke ▁one ▁of ▁K ne pper ' s ▁teeth , ▁ru ined ▁his ▁emb ouch ure ▁and ▁resulted ▁in ▁the ▁loss ▁of ▁the ▁top ▁oct ave ▁of ▁his ▁range ▁on ▁the ▁trom bone ▁for ▁almost ▁two ▁years . ▁ ▁This ▁attack ▁ended ▁their ▁working ▁relationship ▁and ▁K ne pper ▁was ▁unable ▁to ▁perform ▁at ▁the ▁concert . ▁Ch arg ed ▁with ▁assault , ▁M ing us ▁appeared ▁in ▁court ▁in ▁January ▁ 1 9 6 3 ▁and ▁was ▁given ▁a ▁susp ended ▁sentence . ▁ ▁According ▁to ▁his ▁daughter , ▁Robin , ▁M ing us ▁also ▁later ▁ma iled ▁hero in ▁to ▁K ne pper ' s ▁home , ▁and ▁made ▁an ▁anonymous ▁phone ▁call ▁to ▁the ▁police . ▁A ▁little ▁girl ▁at ▁the ▁time , ▁she ▁rem embers ▁the ▁police ▁question ing ▁her ▁father ▁after ▁the ▁mail man ▁delivered ▁the ▁package . ▁ ▁Nevertheless , ▁in ▁the ▁ 1 9 7 0 s , ▁the ▁two ▁eventually ▁recon ci led ▁thoroughly ▁enough ▁to ▁play ▁together ▁in ▁concert ▁and ▁on ▁at ▁least ▁one ▁of ▁M ing us ' ▁last ▁albums . ▁▁ ▁Following ▁M ing us ' ▁death , ▁and ▁the ▁death ▁of ▁the ▁first ▁M ing us ▁D ynast y ▁band le ader , ▁drum mer ▁D ann ie ▁Richmond , ▁K ne pper ▁led ▁the ▁M ing us ▁D ynast