Pretty Little Liars2010 | TV Show

Cast & Crew  |  Episode Guide

Four estranged friends are reunited because of mysterious messages that suggest their missing friend is watching them and that someone knows their deepest secrets. Based on the series of books by Sara Shepard.

Premiered: June 8, 2010

Rating: TV-14

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Season 1, Episode 18 The Bad Seed

First Aired: February 21, 2011

Stress takes its toll on the girls as they scrutinize suspects in Alison's murder, including a classmate with a grudge, a secretive brother-in-law and the ever-mysterious "A." Meanwhile, Aria uses the school play as a way to bond with Ezra.

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Previous Episode

The New Normal

Season 1, Episode 17

February 14, 2011

Next Episode

A Person of Interest

Season 1, Episode 19

February 28, 2011

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