Pretty Little Liars

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Pretty Little Liars Trailer: "Know Your Frenemies"

by at . Comments

There's only one thing more mysterious than A on Pretty Little Liars: the ABC Family previews for each upcoming episode.

Next week, for example, we know that an unexpected ally surfaces to help the girls out on "Know Your Frenemies." But the following video doesn't give us any idea who that will be.

Form your own theories as you read through our latest Pretty Little Liars review and see what you can surmise based on the official trailer here:

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.

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Danielle50

Wow! More flashbacks and even more pretty little liars. What could be any better.

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Looks Good!!!!

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please send it to me via a private message, thank you :)

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There's a sneak peek clip available in Canada on MuchMusic! Scary stuff!

Pretty Little Liars Quotes

Come on, giddy up little doggy.

Caleb

Emily's mom: My daughter doesn't lie.
Police officer: Ma'am, everyone lies.