Here are some officially confirmed spoilers for season 4B of PrettyLittle Liars which airs on January 2014:
~ We will definitely find out if Alison is dead atau alive in the halloween episode
~ We'll find out lebih about Ezra's motives and whether atau not he's Big -A in season 4B
~ We can expect some Ezra flashbacks
~ At least one person knows about Ezra and we will find out who in 4B
~ One of the liars will start to suspect Ezra early on in 4B, but will be very careful because of Aria
~ Maggie will be in season 4B
~ We will find out lebih about Mrs. DiLaurentis
~ Mike and Andrew will be in 4B.
~ We will definitely find out if Alison is dead atau alive in the halloween episode
~ We'll find out lebih about Ezra's motives and whether atau not he's Big -A in season 4B
~ We can expect some Ezra flashbacks
~ At least one person knows about Ezra and we will find out who in 4B
~ One of the liars will start to suspect Ezra early on in 4B, but will be very careful because of Aria
~ Maggie will be in season 4B
~ We will find out lebih about Mrs. DiLaurentis
~ Mike and Andrew will be in 4B.
So mona is A and then spencer figures it out and mona tries 2 push her off a cliff. Then mona falls off and dies so all the girls think they r done with a well they r not. It turns out tht ali had a secret twin sister she never mentioned so then her parents tell everybody in town bout courtney. But it turns out tht Ali was really courtney so courtney died tht night. So the other sister who is rlly ali is still alive. But in 6th and 7th grade it was courtney not ali. So ali killed her cause courtney forced her to go to this medical hospital instead of her so ali came back and killed her but they had the same dna so it could of been an easy murder. So then ali makes friends with all of them and then takes them to the lakehouse and sets the house on api and tells them but instead of them getting killed ali did. Oh she also kidnapped melissa and killed ian cause he waz on to her. She also killed jenna because jenna knew and she waz goin to tell the police so that is the ending.