[Verse 1: Yonghwa, Jonghyun]
Kkok mabeobeul georeono-eun geotcheoreom
Aju romaentikhan nareul mandeulji
Neoreul wihae nan kkotjibe deulligo
Deung dwie kkotdabal sumgigo
Kkok mabeobeul georeono-eun geotcheoreom
Sarangseureoun nal niga mandeulji
Neoreul wihae nan kaendireul goreugo
Nansaengcheo-eum gidarin hwaiteu dei
[Chorus: Yonghwa]
I can't believe my eyes
I'm a changed man, neo ttaemune
I can't believe my eyes
Niga useoya nan haengbokhal ppun
[Verse 2: Jonghyun]
Kkok mabeobeul georeono-eun geotcheoreom
Neoman boineun namjaro mandeulji
Nege juryeogo banjireul sadugo
Peureopojeuhal geu nareul gidaryeo
On ma-eum dahae neol saranghae
[Chorus: Yonghwa]
I can't believe my eyes
I'm a changed man, neo ttaemune
I can't believe my eyes
Niga useoya nan haengbokhal ppun
[Guitar Solo]
[Bridge: Yonghwa, Jonghyun]
I can't believe my eyes
I'm a changed man, neoneun ani
I can't believe my eyes
Niga isseoya nan haengbokhaejyeo
Na byeonchi aneulge
Jom deo deodeodeo saranghalge
Hal suman itdamyeon nareul
Neoye mabeop ane salge hae jwo
[Chorus: Yonghwa]
I can't believe my eyes (I can't believe my eyes)
I'm a changed man, neo ttaemune (Neo ttaemune)
I can't believe my eyes
Niga useoya nan haengbokhal ppun