Fm       Ab        Bb
La-da-da-da, da-da-da
   Bb
La-da-da-da-da
Fm       Ab        Bb 
La-da-da-da, da-da-da

[First Part]

Fm               Cm                Ab
   If I told you how much I think about her
            Bb       Fm   Cm  Ab  Bb
You'd think I was in love
Fm                     Cm                   Ab
   And if you knew how much I looked at her pictures
          Bb              Fm      Cm  Ab  Bb
You would think we're best friends

[Pre-Chorus]

Fm
  'Cause I know her star sign
Ab
   I know her blood type
Bb                            B5                               Fm
  I've seen every movie she's been in and, oh God, she's beautiful
               Fm
And I know you love her
Ab
   And I know about her
Bb                      B5
   But I can't help it, no, I can't help it

[Chorus]

Fm       Ab               Bb
I'm so obsessed with your ex (Uh-huh)
                   Fm          Ab           Bb
I know she's been asleep on my side of your bed
    Bb
And I can feel it
Fm     Cm            Ab
   I'm starin' at her like I wanna get hurt
Bb                B
   And I remember every detail you would evеr tell me, so be carеful, baby
Fm       Ab               Bb
I'm so obsessed with your ex, ah-ah-ah
      Fm       Ab               Bb
Yeah, I'm so obsessed with your ex, ah-ah-ah

[Post-Refrão]

Fm       Ab        Bb
La-da-da-da, da-da-da

[Segunda Parte]

Fm                 Cm
   She's got those lips
                Ab
She's got those hips
            Bb            Fm   Cm  Ab  Bb
The life of every fucking party
Fm            Cm
   She's talented
                Ab
She's good with kids
          Bb            Fm    Cm Ab Bb
She even speaks kindly about me,     Ha-ha

[Pre-Chorus]

Fm
   And I know you love me
Ab
   And I know it's crazy
Bb                            B5                               Fm
   But every time you call my name, I think you mistake me for her
              Fm
You both have moved on
Ab
   You don't even talk
Bb                            B5                  
   But I can't help it, I got issues, I can't help it, baby

[Chorus]

Fm       Ab               Bb
I'm so obsessed with your ex (Uh-huh)
                   Fm          Ab           Bb
I know she's been asleep on my side of your bed
    Bb
And I can feel it
Fm     Cm            Ab
   I'm starin' at her like I wanna get hurt
Bb                B
   And I remember every detail you would evеr tell me, so be carеful, baby
Fm       Ab               Bb
I'm so obsessed with your ex, ah-ah-ah
      Fm       Ab               Bb
Yeah, I'm so obsessed with your ex, ah-ah-ah

[Bridge]

Bbm                 B5   Bbm
Is she friends with your friends?
Bbm            B5 Bbm
   Is she good in bed?
Bbm           B5        Bbm
Do you think about her? No?
Db
Fine, it doesn't matter, tell me
Bbm         B5 Bbm Bbm      B5  Bbm
Is she easy-going?  Ever controlling?
Bbm              B5   Bbm      Db               Eb
World travelled? Well-read? Oh God, you make me so obsessed

[Outro]

Fm       Ab               Bb
I'm so obsessed with your ex (Ah-ah-ah)
            Fm          Ab           Bb
She's been asleep on my side in your bed (Ah-ah-ah)
Fm       Ab               Bb
I'm so obsessed with your ex (Why'd you make me so obsessed? Ah-ah-ah)
Fm       Ab              Bb            Fm
I'm so obsessed with your, with your ex