▁male ▁celebr ity ▁end or ser ▁of ▁ 2 0 0 9 . ▁ ▁He ▁reun ited ▁with ▁B AB O ▁director ▁Kim ▁Young - t ak ▁in ▁ 2 0 1 0 ' s ▁Hello ▁Ghost , ▁a ▁film ▁about ▁a ▁man ▁who ▁after ▁several ▁suic ide ▁attempts , ▁becomes ▁possessed ▁by ▁four ▁different ▁g hosts . ▁It ▁was ▁another ▁box ▁office ▁success ▁at ▁ 3 ▁million ▁tick ets ▁sold , ▁and ▁Cha ' s ▁performance ▁led ▁him ▁to ▁be ▁dub bed ▁as ▁" K ore a ' s ▁Jim ▁Car rey ." ▁ ▁Based ▁on ▁a ▁true ▁story , ▁his ▁ 2 0 1 1 ▁film ▁Champ ▁dep ict s ▁the ▁relationship ▁between ▁a ▁recently ▁injured ▁race hor se ▁named ▁W oo - b ak ▁and ▁the ▁j ockey ▁who ▁tries ▁to ▁t ame ▁her . ▁Cha ▁spent ▁time ▁with ▁the ▁horse ▁before ▁and ▁during ▁film ing , ▁l uring ▁his ▁four - leg ged ▁partner ▁with ▁a ▁combination ▁of ▁car ro ts ▁and ▁sugar ▁cub es . ▁ ▁In ▁ 2 0 1 2 , ▁he ▁became ▁a ▁regular ▁cast ▁member ▁of ▁the ▁second ▁season ▁of ▁popular ▁variety ▁program ▁ 2 ▁Days ▁& ▁ 1 ▁Night , ▁and ▁remained ▁as ▁a ▁member ▁to ▁this ▁day . ▁The ▁show , ▁which ▁focus es ▁on ▁introdu cing ▁various ▁places ▁in ▁Korea ▁to ▁the ▁view ers ▁while ▁the ▁cast ▁takes ▁on ▁different ▁miss ions , ▁has ▁consist ently ▁scored ▁high ▁view ership ▁ratings . ▁▁ 2 0 1 3 – 2 0 1