Katy Perry — My Boyfriends Ex-Girlfriend

[Verse 1] One day I was sitting in class Got a note saying watch your back Someone told me who it was from She wasn't happy because she just got dumped It was over but not in her mind It's not my fault he left her behind I always knew they had a history I didn't know it included me [Pre-Chorus] She wasn't ready to let him go Now I'm dealing with a psycho [Chorus] My boyfriend's ex girlfriend I think she's going off the deep end She loves him, she hates me They broke up now she wants to blame me Na na na na na Na na na na na na na [Verse 2] Went to a party on a Saturday night I wasn't planning to get in a fight All I wantеd was to have some fun You know I'd nevеr wanna hurt no one She walked over thinking she was so tough She stared me down but she had to look up Then she started to lose control What can I say that's rock and roll [Pre-Chorus] I wasn't sure but now I know That I'm dealing with a psycho [Chorus] My boyfriend's ex girlfriend I think she's going off the deep end She loves him she hates me They broke up now she wants to blame me [Bridge] Wake up girl 'Cause it's over It's time to get a life Go cry on your own shoulder Can't you see that he's mine [Chorus] My boyfriend's ex girlfriend I think she's going off the deep end She loves him she hates me They broke up now she wants to blame me [Outro] My boyfriend's ex girlfriend My boyfriend's ex girlfriend Na na na na na Na na na na na na na Na na na na na Na na na na na na na Na an na na na My boyfriend's ex girlfriend Na na na na na na na Na na na na na My boyfriend's ex girlfriend Na na na na na na na