The first three and a half seasons of the hit TV series "Pretty Little Liars" are built on finding the answer to one question: Who killed Alison DiLaurentis? When Alison went missing the summer after ...

Never seen the show? Here's what you need to know. — -- So you've never seen "Pretty Little Liars" but want to get in on the fun before the second half of the show's final season airs tonight?

Was that the best episode ever or was that the best episode ever? — -- Was that the best episode ever ... or was that the best episode ever? On last night’s “Pretty Little Liars” summer finale, ...