High Quality Content by WIKIPEDIA articles! "Afterbirth" is the twelfth episode of the first season of the television series American Horror Story and the season finale, which premiered on FX on December 21, 2011. The episode was written by Jessica Sharzer and directed by Bradley Buecker. Due to a very aggressive production schedule it was previously announced that the show`s first season would be cut short. This was the last episode to feature the Harmons. Murphy announced that a new cast will return for the second season.