It is impolite to take vindictive action against an ex.
Bree sees her ex on social media with a new girlfriend.
Bree wants to get revenge.
Bree realizes the best revenge is living well and gets a makeover.
Bree messages her ex's new girlfriend and tells her that her ex has an STD.
Bree feels better about herself and gets many compliments on her new look.
Bree's ex confronts her and tells all of their mutual friends she is crazy.