Verse 1
D                                   F#m 
Jamkkan nuga shiganeul jom meomchweo bwa 
D                                    E 
Mweonga keuge eogeunnan geol nan neukkyeo 
 
Verse 2
D                    F#m 
Aesseo eosaekage useoboda 
D                            E 
Ijen geureon naega ansseureoweo 
 
Pre-Chorus 1
Bm                     E 
Anya gwaenchantago malhajiman 
A                              F#m 
Don't know what to do without you 
Bm                  E 
Hachaneun igose hollo nama 
A                       F#m 
Geuryeobon ni gieogeun Blue 
 
Pre-Chorus 2
Bm                            E 
Sarameun byeonhae Wae naman irae 
A                       F#m 
Oneulcheoreom yeppeun nare 
Bm                                         E 
Eotteoke ireoke modeun ge beokchagiman hae 
 
Chorus
E 
Don't know what to do 
                                 D 
I don't know what to do without you 
          F#m 
Yeah hey hey 
                                 D 
I don't know what to do without you 
          E 
Yeah hey hey 
                                 D 
I don't know what to do without 
    F#m   D 
You you you 
            E 
You know I don't know what to do 
                     D 
Don't know what to do 
 
Verse 3
D                                   F#m 
Jamkkan watta tteonan saramdeulcheoreom 
D                                E 
Geunyang urin anieotteon geoji mweo 
 
Verse 4
D 
Hokshirado jeonhwaga ullilkka bwa 
       F#m 
Gwaenhan gidael haneun naega miweo 
D                                    E 
Jakku ttokttak georineun shigye soriga 
            E 
Yunanhi geoseullyeo 
 
Pre-Chorus 3
Bm                      E 
Kkwaena meoljjeonghae boijiman 
A                             F#m 
Don't know what to do without you 
Bm                        E 
Ireon nae mam geoure deulkilkka bwa 
A                        F#m 
Geuryeobon nae ipsureun Blue 
 
Pre-Chorus 4
Bm                               E 
Honjaga pyeonhae Nan geunyang geurae 
A                      F#m 
Oneulcheoreom yeppeun nare 
Bm                                         E 
Eotteoke ireoke modeun ge beokchagiman hae 
 
Chorus
E 
Don't know what to do 
                                  D 
I don't know what to do without you 
         F#m 
Yeah hey hey 
                                  D 
I don't know what to do without you 
          E 
Yeah hey hey 
                                D 
I don't know what to do without 
    F#m   D 
You you you 
            E 
You know I don't know what to do 
                               D 
Don't know what to do without you 
 
Outro
D                     A 
Anya gwaenchantago malhajiman 
C#7                           F#m  E 
Don't know what to do without you 
D                    A 
Hachaneun igose hollo nama 
C# 
Geuryeobon ni gieogeun Blue