She tried to kill spencer. But then Spencer and Mona start fighting. She accidently falls off a cliff during the fight.
A lot. Basically she was a loser then she became a prep. She then became part of the A team and when she got caught she went crazy but secretly was still A. When she got out, she gave up and helped the liars figure out the leader of A.
Because the used to pick on her, (The Pretty Little Liars)
mona is the first A
Mona
Toby
She happens to know most their secrets because of Jenna.
They find out that Mona is "a".
No, Mona wasn't the killer in Pretty Little Liars
alison takes the place as A
actress Janel Parrish is portraying Mona on Pretty Little Liars
Mona crashed into Hannah in Pretty Little Liars.
No. Jenna Marshall is blind on Pretty Little Liars
Janel Parrish played Mona in Pretty Little Liars
Because the used to pick on her, (The Pretty Little Liars)
mona is the first A
Mona
Mona.
Mona Vanderwall