Okay, I'm not sure which book but I do know the answer. If you don't want to know it, don't read below.
Ali has a exact look alike twin named Courtney Courtney tried to be ali and Courtney was mentally ill so when they went to send Courtney away they sent ali away and Courtney went back to rosewood pretending to be ali. Courtney wrote down all the secrets and mona finds them and is "A". Then Ali escapes gets out and kills Courtney. Ali returns!!! Mona tries to push Spencer off a cliff but Spencer moves and mona dies. Then the REAL ALI becomes "A" they might change it in the show but that's how it is in the book.
Alison Dilaurentis
there is not a new pretty little liars book
The ISBN of Pretty Little Liars - book - is 0060887303.
Pretty Little Liars!
Pretty Little Liars - book - was created on 2006-10-03.
Flawless: A Pretty Little Liars novel
There are 286 pages in Pretty Little Liars.
In the first book, pretty little liars
I believe it was the third book, and if not it is might be two, but he kills himself.
Yes. The ninth book in the Pretty Little Liars series is called Twisted
no its a teen book
I do not believe it does. Pretty little liars is in book form and it is also a TV series.