taylor swift bad blood lyrics - doin time lyrics meaning

'Cause, baby, now we got bad blood Hey Now we got problems And I don't think we can solve them (think we can solve them) You made a really deep cut And, baby, now we got bad blood (Hey) 'Cause, baby, now we got bad blood You know it used to be mad love So take a look what you've done (look what you've done) 'Cause, baby, now we got bad blood Hey . meghan trainor me too lyrics