Talk:Alison DiLaurentis (Book Character)/@comment-98.242.62.139-20140104073210/@comment-6977551-20140107024254

In the books, the "Alison" that was friends with the Liars was actually Courtney DiLaurentis. Alison was her twin sister she was pretending to be, and the Liars new her as Alison. Alison in the show is based off of Courtney.