Pretty Little Liars Spoiler: Is the Betrayer Part of the "A" Team?

As most fans know by now, the Pretty Little Liars Season 3 summer finale (Season 3, Episode 12: "The Lady Killer") will feature an epic betrayal by someone close to the girls. Promos seem to hint that the betrayer is part of the "A" team, but fans have noted that that's not the only way the Liars could be betrayed, and lots of people have been speculating that the betrayal is something else. So is it about the "A" team? Showrunner Marlene King clarifies. Read spoilers at your own...


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