I'ma call your ex and I'ma make her my best friend So she and I can laugh about the way you suck in bed How we only lasted (lasted) long as you ever did When we walk in and you're feeling the revenge Double down reminders of what you won't get again 'Cause you were just a one time, two time, wish you got away with it (If you thought I was a bitch, watch this) (Na, na-na, na-na, na-na) Since you took me low (Na, na-na, na-na, na-na) I'll put you through hell (Na, na-na, na-na, na-na) This time I'm choosing myself If you thought I was a bitch, watch this I could be a fucking lunatic I'ma make you wanna pack it up and move out of the city Guess you never should've started nothing with me (with me) 'Cause babe I'm gonna finish it You'll get every ounce of karma coming in And now you're about to see how cold this little heart can get If you thought I was a bitch, watch this Cause you love to play your games You love to torture me I don’t do sports But I just scored the captain of your favorite football team You think that you can hurt me But it’s his name on your jersey Lucky you I'm not a monster Could’ve fucked the whole damn roster (Na, na-na, na-na, na-na) And you told you’re friends that I was mean (Na, na-na, na-na, na-na) Now you watch me on the TV screen (Na, na-na, na-na, na-na) Post-game kissing with my man And you’ll still be a fan If you thought I was a bitch, watch this I could be a fucking lunatic I'ma make you wanna pack it up and move out of the city Guess you never should've started nothing with me (with me) 'Cause babe I'm gonna finish it You'll get every ounce of karma coming in And now you're about to see how cold this little heart can get If you thought I was a bitch, watch this (Na, na-na, na-na, na-na) (Na, na-na, na-na, na-na) You're about to see how cold this little heart can get (Na, na-na, na-na, na-na) If you thought I was a bitch, watch this (Na, na-na, na-na, na-na) (Na, na-na, na-na, na-na) (Na, na-na, na-na, na-na) If you thought I was a bitch, watch this