The Halloween before Alison disappeared faces a possible usurper to his throne queen. Meanwhile, Aria discovers something surprising about her father, and Spencer-class struggle with the election campaign as she deals with parental disapproval. I'm pretty sure all the fans out there PLL very excited to see Pretty Little Liars Season 2 Episode 13. The title of this upcoming episode is "The Department first," which will air this Wednesday, October 19 at 8 pm ET / PT for a special Halloween prequel. You can also see Pretty Little Liars Season 2 Episode 13 online here right after the original air time. However, you can view all previous episodes of season 4 PLL here while we wait for the Pretty Little Liars S02E13. Enjoy!
