Think about it, IU Cheki cheki, IU Boo, boo, boo (boo, boo, boo) Ah ah ah, ah ah, ah ah naega byeollolaneun oemoleul gajgo issneun neolago manh-i an joh-ahaneun beoleusdo mojoli da gajchugo iss-eo eo-jjeom seuchigiman haedo eomcheongnage silh-eun eolgullo (no) neol chyeodabwass-eo (mi-anhagin haess-eo) nega yeojachingu eobsneun i-yuleul algess-eo (algess-eo) daleun aedeulboda jogeum sujun tteol-eojyeo hajiman myeochil dwi eoneu sae nado moleuge geojismalcheoleom (ne saenggagman na) You're my boo naege salang-eul jwo han ibman boo mas-issneun salang-eul halgeo-ya boo a-iseukeulimboda dalkomhan (My boo my my boo) (eonjena naneun) nan neoman salanghagopa (geunyang) geunyang ne gyeot-eman issgopa (amu) amu geosdo nan pil-yo eobsneun geol (My boo my my boo) boo gwaenhi kosdae nopgo sseulde-eobs-i nunman nop-aseo naleul jinaganeun namjado mojoli da jeomsuleul maegyeo (ileone jeoleone malhago) kkomkkomhage heum-eul jab-ado (uh) jom oelo-woss-eo (babogatgin haess-eo) naega namjachingu eobsneun i-yuleul algess-eo (algess-eo) daleun aedeulboda neomu jaegiman haess-eo hajiman myeochil dwi eoneu sae nado moleuge geojismalcheoleom (ne saenggagman na) You're my boo naege salang-eul jwo han ibman boo mas-issneun salang-eul halgeo-ya boo a-iseukeulimboda dalkomhan (My boo my my boo) (eonjena naneun) nan neoman salanghagopa (geunyang) geunyang ne gyeot-eman issgopa (amu) amu geosdo nan pil-yo eobsneun geol (My boo my my boo) haes-sal-i joh-eun nal-e saljjag balam buneun nal-e dan dul-i dan dul-i ne son-eul kkog jabgo geodgo sip-eun ge ganjeolhani-kkan neomuna singihae You hoo (my boy) You're my boo hanaman mul-eobogo sip-eo boo (boo, boo) nae mamgwa ne mam-i gatdamyeon boo (boo, boo) jigeumbuteo naleul bulleo jwo (My boo my my boo) (eonjena naneun) nan neoman salanghagopa (geunyang) geunyang ne gyeot-eman issgopa (amu) amu geosdo nan pil-yo eobsneun geol (My boo my my boo) boo, boo

Think about it, IU Cheki cheki, IU Boo, boo, boo (boo, boo, boo) Ah ah ah, ah ah, ah ah naega byeollolaneun oemoleul gajgo issneun neolago manh-i an joh-ahaneun beoleusdo mojoli da gajchugo iss-eo eo-jjeom seuchigiman haedo eomcheongnage silh-eun eolgullo (no) neol chyeodabwass-eo (mi-anhagin haess-eo) nega yeojachingu eobsneun i-yuleul algess-eo (algess-eo) daleun aedeulboda jogeum sujun tteol-eojyeo hajiman myeochil dwi eoneu sae nado moleuge geojismalcheoleom (ne saenggagman na) You're my boo naege salang-eul jwo han ibman boo mas-issneun salang-eul halgeo-ya boo a-iseukeulimboda dalkomhan (My boo my my boo) (eonjena naneun) nan neoman salanghagopa (geunyang) geunyang ne gyeot-eman issgopa (amu) amu geosdo nan pil-yo eobsneun geol (My boo my my boo) boo gwaenhi kosdae nopgo sseulde-eobs-i nunman nop-aseo naleul jinaganeun namjado mojoli da jeomsuleul maegyeo (ileone jeoleone malhago) kkomkkomhage heum-eul jab-ado (uh) jom oelo-woss-eo (babogatgin haess-eo) naega namjachingu eobsneun i-yuleul algess-eo (algess-eo) daleun aedeulboda neomu jaegiman haess-eo hajiman myeochil dwi eoneu sae nado moleuge geojismalcheoleom (ne saenggagman na) You're my boo naege salang-eul jwo han ibman boo mas-issneun salang-eul halgeo-ya boo a-iseukeulimboda dalkomhan (My boo my my boo) (eonjena naneun) nan neoman salanghagopa (geunyang) geunyang ne gyeot-eman issgopa (amu) amu geosdo nan pil-yo eobsneun geol (My boo my my boo) haes-sal-i joh-eun nal-e saljjag balam buneun nal-e dan dul-i dan dul-i ne son-eul kkog jabgo geodgo sip-eun ge ganjeolhani-kkan neomuna singihae You hoo (my boy) You're my boo hanaman mul-eobogo sip-eo boo (boo, boo) nae mamgwa ne mam-i gatdamyeon boo (boo, boo) jigeumbuteo naleul bulleo jwo (My boo my my boo) (eonjena naneun) nan neoman salanghagopa (geunyang) geunyang ne gyeot-eman issgopa (amu) amu geosdo nan pil-yo eobsneun geol (My boo my my boo) boo, boo