yes they do
To show the liars he isn't A and to show them A is in more control than they think
Yes, Chris Brown will be on Pretty Little Liars. He will be in season two of the show.
Ali
No.
The initial infection is rapid, although there is often a prolonged latency period before symptoms show. It may take months or years after infection before symptoms become apparent.
She was one of them.
'A' in Pretty Little Liars is alive at the moment in the show but later gets killed by Spencer.
pretty little liars
Yes
yes
Yes.
The books answer it.