boardtodeath10

Ana Ali is (A) that has been texting then the whole time and the four of them thinks it is a person pretending to be Ail Posted over a year ago

Alison is the killerhome. Courtney becomes "friends" with the four girls and learns about all of their secrets and keeps it in a diary. When Courtney (Ali) is supposed to be coming back from the home to visit her family, the real Ali murders her sister in revenge

Ali killed Ali. They may not currently make sense but it will eventually. Ali wasn't Ali it was Courtney her twin sister Ali killed Courtney Posted over a year ago

The Pretty Little Liars never knew that Ali actually had a twin named Courtney, who was insane. One day, Courtney managed to switch places with Ali. The Ali that all the girls knew was really Courtney! When the real Ali finally came back, she killed Courtney Posted over a year ago