Intro:
E5 ...

(Just to get the beat of the chords in the intro:)
  E5              E5               C5       B5      E5
e | ------------- | --------------- | ---------------------------- | 
B | ------------- | --------------- | ---------------------------- | 
G | -----0------- | -------0------- | ---0-2-4-0---0-2------------ | 
D | -2-4---4-2--- | ---2-4---4-2--- | -----------4-----4-2-2-2-0-2 | 
A | -----------2- | -2-----------2- | -2-------------------------- | 
E | ------------- | --------------- | ---------------------------- |  ... 

E5
  Geudero momchwoyo Sexy Love
      C5              B5             E5
Geueukhan nunbicheul gadeuk dameun Sexy Love
E5
  Chorongsong gateun nega heundeullyo
          C5            B5            E5
Nengchor hetdon ne senggagi jigeum heundeullyo

          E5              G5              C5
Jjarithan geude gomeun nunbichi nal bureuneyo
                 B5
(Iroke ne mameul humchyoga)
          E5          G5
Gogi momchwoyo negero wayo
          C5           B5      
Ne mameul ije badajwoyo

            E5               G5
Non jongmal Sexy-nun Sexy-ko Sexy-ip Sexy Love
C5                    B5
Ne nunen modeun geda Sexy
   E5                    G5
Oh Sexy Eyes, Sexy Nose, Sexy Mouth, Don't you know
      C5                B5
Oneul nan nega jongmal Sexy
E5          C5
No No No No can you feel my love
D5                G5    B5
Ne mameul leukkinayo (o!)
E5          C5
No No No No can you feel my heart
D5             G5   B5    E5
Negero wa Tonight night night

E5 - C5 - B5 - E5 (Like the intro)

E5
  Jamkkanman momchwoyo Sexy Love
     C5           B5        E5
I gihwereul nochigi siroyo Sexy Love
E5
  Ne gyote issojwoyo geudero
     C5             B5       E5
Oneureun nareul ttonajimayo geudero

          E5                 G5           C5 
Sigani galsurok geudega ne maeume deuro oneyo
                   B5
(Geudero ne mami bultaolla)
         E5               G5
Gogi momchwoyo ne nuneul bwayo
          C5        B5
Ne soneul ije jabayo

            E5               G5
Non jongmal Sexy-nun Sexy-ko Sexy-ip Sexy Love
C5                    B5
Ne nunen modeun geda Sexy
   E5                    G5
Oh Sexy Eyes, Sexy Nose, Sexy Mouth, Don't you know
      C5                B5
Oneul nan nega jongmal Sexy
E5          C5
No No No No can you feel my love
D5                G5    B5
Ne mameul leukkinayo (o!)
E5          C5
No No No No can you feel my heart
D5             G5   B5
Negero wa Tonight night night

E5                 G5                        C5
   Geudega naege waso ne maeumeul humchyogasso ije ottoke
      B5                                E5                    G5
I can't stop this feeling ne ne ne maeume kkok let let's make a bomb
                   C5              B5
Nol bomyon gibuni Down up & Down Down

            E5               G5
Non jongmal Sexy-nun Sexy-ko Sexy-ip Sexy Love
C5                    B5
Ne nunen modeun geda Sexy
   E5                    G5
Oh Sexy Eyes, Sexy Nose, Sexy Mouth, Don't you know
      C5                B5
Oneul nan nega jongmal Sexy
E5          C5
No No No No can you feel my love
D5                G5    B5
Ne mameul leukkinayo (o!)
E5          C5
No No No No can you feel my heart
D5             G5   B5    E5
Negero wa Tonight night night