But don't worry, in the clip below Lucy only reveals 'A's identity in the Pretty Little Liars book series that the show was based on — Lucy doesn't even know who's behind all the threatening messages on the show. Hopefully we'll get one step closer to unraveling the mystery on this week's brand-new episode "Please, Do Talk About Me When I'm Gone" airing Tuesday at 8 p.m. on ABC Family.
Who do you think 'A' is on the Pretty Little Liars show?
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