It was a battle of terrible people/mothers on American Horror Story: Coven this week.

Fiona or Madame LaLaurie? Who is the worst of them all?

The former clearly takes the despicable crown in terms of present day actions, as proven on American Horror Story Season 3 Episode 5. It picked up right where the action left off a week ago, with zombies making their way to the Academy and Cordelia in a lot of acid-related pain.

What happened from there? Find out now!

Just click on the following image to watch "Burn Witch Burn" in its entirety: