Preview Clip of Pretty Little Liars Season 3, Episode 17: Why Do the Liars Care About Ali? (VIDEO) Tweet January 23, 2013 at 11:20AM EST by Rebecca Martin Related: Pretty Little Liars, Sneak Peeks , Spencer Hastings , Emily Fields , Season 3 , Season 3 Episode 13 Credit: ABC Family © 2013 Disney ABC Television Group In this sneak peek of Pretty Little Liars Season 3, Episode 17: “Out of the Frying Pan, Into the Inferno” Spence snaps when Emily (Shay Mitchell) brings her a new clue about Alison (Sasha Pieterse).
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