Fa5       Lab5       Sib5
La-da-da-da, da-da-da
   Sib5
La-da-da-da-da
Fa5       Lab5       Sib5*
La-da-da-da, da-da-da
 
Fa5               Do5                Lab5
   If I told you how much I think about her
            Sib5      Fa5   Do5  Lab5  Sib5
You'd think I was in love
Fa5                     Do5                   Lab5
   And if you knew how much I looked at her pictures
          Sib5             Fa5      Do5  Lab5  Sib5
You would think we're best friends
 
Fa5
  'Cause I know her star sign
Lab5
   I know her blood type
Sib5                           Si5                               Fa5
  I've seen every movie she's been in and, oh God, she's beautiful
               Fa5
And I know you love her
Lab5
   And I know I'm butthurt
Sib5                     Si5
   But I can't help it, no, I can't help it
 
Fa5       Lab5              Sib5
I'm so obsessed with your ex (Uh-huh)
                   Fa5          Lab5          Sib5
I know she's been asleep on my side of your bed
    Sib5
And I can feel it
Fa5     Do5            Lab5
   I'm starin' at her like I wanna get hurt
Sib5               Si5
   And I remember every detail 
you have ever told me, so be careful, baby
Fa5       Lab5              Sib5
I'm so obsessed with your ex, ah-ah-ah
      Fa5       Lab5              Sib5
Yeah, I'm so obsessed with your ex, ah-ah-ah
 
Fa5       Lab5       Sib5
La-da-da-da, da-da-da
 
Fa5                 Do5
   She's got those lips
                Lab5
She's got those hips
            Sib5           Fa5   Do5  Lab5  Sib5
The life of every fucking party
Fa5            Do5
   She's talented
                Lab5
She's good with kids
          Sib5           Fa5    Do5 Lab5 Sib5
She even speaks kindly about me,      Ha-ha
 
Fa5
   And I know you love me
Lab5
   And I know it's crazy
Sib5                           Si5 
   But every time you call my name, 
                              Fa5
I think you mistake me for her
              Fa5
You both have moved on
Lab5
   You don't even talk
Sib5                           Si5              N.C.
   But I can't help it, I got issues, I can't help it, baby
 
Fa5      Lab5               Sib5
I'm so obsessed with your ex (Uh-huh)
                   Fa5          Lab5          Sib5
I know she's been asleep on my side of your bed
    Sib5
And I can feel it
Fa5     Do5            Lab5
   I'm starin' at her like I wanna get hurt
Sib5               Si5
   And I remember every detail you have 
ever told me, so be carеful, baby
Fa5       Lab5              Sib5
I'm so obsessed with your ex, ah-ah-ah
      Fa5       Lab5              Sib5
Yeah, I'm so obsessed with your ex, ah-ah-ah
 

Sib5                 Si5   Sib5
Is she friends with your friends?
Sib5            Si5 Sib5
   Is she good in bed?
Sib5           Si5        Sib5
Do you think about her? No?
Reb5
Fine, it doesn't matter, tell me
Sib5         Si5 Sib5 Sib5       Si5  Sib5
Is she easy-going?  Never controlling?
Sib5            Si5   Sib5      Reb5               Mib5
Well-traveled? Well-read? Oh God, she makes me so upset
 
Fa5       Lab5              Sib5
I'm so obsessed with your ex (Ah-ah-ah)
            Fa5          Lab5          Sib5
She's been asleep on my side in your bed (Ah-ah-ah)
Fa5       Lab5              Sib5
I'm so obsessed with your ex 
(Why'd you make me so obsessed? Ah-ah-ah)
Fa5       Lab5             Sib5           Fa5
I'm so obsessed with your, with your ex