I agree with fan4me, Shana was only a red herring used by Marlene. She was only getting justice for jenna since she fell in love with her, and turned on Alison.
when marlene said A was in the pilot, she was talking about mona, not the current a
if its not a teenager, who do you think it is
I mean at some instances it seems theres a group, some instances it doesnt
ive always wondered, are the members of the A team aware of each other?
when did Alison find out about Mona, something about the timeline doesnt fit
do you think this is connected to season 3, cause i remember in a few episode A took some peppermints too