[Fm]La, da-da-da,[Ab] da-da-da[Bb]
[Bb](La-da-da-da-da)
[Fm]La, da-da-da,[Ab] da-da-da[Bb]
[Fm]If I told you [Cm]how much I [Ab]think about her
You'd think [Bb]I was in [Fm]love[Cm] [Ab] [Bb]
[Fm]And if you knew how [Cm]much I looked at her [Ab]pictures
You would [Bb]think we're best [Fm]friends[Cm]
[Ab] [Bb]
[Fm]'Cause I know her star sign, [Ab]I know her blood type
[Bb]I've seen every movie she's [B5]been in, and, oh God, she's [Fm]beautiful
And I know you [Fm]loved her, [Ab]and I know I'm butthurt
[Bb]But I can't help it, no, [B5]I can't help it
[Fm]I'm so [Ab]obsessed with your [Bb]ex (uh-huh)
I know she's been [Fm]asleep on my [Ab]side of your [Bb]bed
And [Bb]I can feel it
[Fm]I'm [Cm]starin' at her [Ab]like I wanna get hurt
[Bb]And I remember
[B]Every detail you have ever told me, so be careful, baby
[Fm]I'm so [Ab]obsessed with your [Bb]ex (ah)
Yeah, [Fm]I'm so [Ab]obsessed with your [Bb]ex (ah)
[Fm]La, da-da-da,[Ab] da-da-da[Bb]
[Fm]She's got those [Cm]lips, she's got those [Ab]hips
The life of [Bb]every fuckin' [Fm]party[Cm] [Ab] [Bb]
[Fm]She's talented[Cm], she's good with [Ab]kids
She even [Bb]speaks kindly about[Fm] me, [Cm] [Ab]ah-ah[Bb]
[Fm]And I know you love me,[Ab] and I know it's crazy
[Bb]But every time you call my [B5]name, I think you mistake me for [Fm]her
[Ab]You both have moved on, you don't even talk
[Bb]But I can't help it, I got [B5]issues, I can't help it, baby
[Fm]I'm so [Ab]obsessed with your [Bb]ex (uh-huh)
I know she's been [Fm]asleep on my [Ab]side of your [Bb]bed
And [Bb]I can feel it
[Fm]I'm [Cm]starin' at her [Ab]like I wanna get hurt
[Bb]And I remember
[B]Every detail you have ever told me, so be careful, baby
[Fm]I'm so [Ab]obsessed with your [Bb]ex (ah)
Yeah, [Fm]I'm so [Ab]obsessed with your [Bb]ex (ah)
[Bbm]Is she friends with [B5]your [Bbm]friends? [Bbm]Is she good [B5]in[Bbm] bed?
[Bbm]Do you think [B5]about her? [Bbm]No, I'm [Db]fine, it doesn't matter, tell me
[Bbm]Is she [B5] [Bbm]easy-going? [Bbm]Ever [B5] [Bbm]controlling?
[Bbm]Well-traveled? [B5]Well-read[Bbm]? Oh God[Db], she makes me [Eb]so upset
[Fm]I'm so [Ab]obsessed with your [Bb]ex (ah)
She's been [Fm]asleep on my [Ab]side of your [Bb]bed (ah), whoa
[Fm]I'm so [Ab]obsessed with your [Bb]ex (God, she makes me so upset)
[Fm]I'm so [Ab]obsessed [Bb]with your, with your ex[Fm]