▁ 2 0 1 5 , ▁for ▁their ▁last ▁appearance ▁at ▁the ▁Pent ap ort ▁Rock ▁Festival , ▁along ▁with ▁other ▁band ▁members ▁Kim ▁Young - se ok ▁and ▁Lee ▁Su - y ong , ▁and ▁other ▁mus icians , ▁for ▁a ▁special ▁mem orial ▁stage ▁for ▁their ▁leader ▁Shin , ▁who ▁died ▁on ▁October ▁ 2 7 , ▁ 2 0 1 4 . ▁ ▁Perform ances ▁and ▁collabor ations ▁He ▁has ▁performed ▁and ▁collabor ated ▁with ▁mus icians ▁including ▁Joe ▁Lyn n ▁Turner ▁and ▁Deep ▁Pur ple , ▁Stuart ▁Hamm , ▁Scott ▁Hend erson , ▁Gut hr ie ▁G ovan , ▁Martin ▁Taylor , ▁A ki ra ▁Jim bo , ▁Steve ▁V ai , ▁L oud ness , ▁Lee ▁R iten our ▁and ▁V inn ie ▁Moore . ▁ ▁He ▁has ▁also ▁performed ▁for ▁and ▁represented ▁br ands ▁such ▁as ▁Orange ▁A mp , ▁Yam aha , ▁B oss , ▁Roland , ▁D ' Add ario , ▁Car vin , ▁EM G , ▁Tr on ical , ▁Su hr ▁Gu it ars ▁and ▁Gib son . ▁ ▁Class ical ▁music ▁He ▁expanded ▁his ▁musical ▁career ▁with ▁a ▁c ros so ver ▁between ▁rock ▁and ▁roll ▁and ▁classical ▁music ▁on ▁June ▁ 2 3 , ▁ 2 0 1 1 ▁with ▁the ▁release ▁of ▁his ▁album ▁V ival di : ▁The ▁Four ▁Se asons ▁with ▁the ▁Se oul ▁Phil harm onic ▁Orchestra . ▁He ▁said ▁he ▁always ▁liked ▁V ival di ' s ▁piece , ▁which ▁he ▁often ▁heard ▁his ▁mother ▁play