What can Pretty Little Liars fans expect from "Bite Your Tongue?" Watch this ABC Family preview now.
Added:

Pretty Little Liars Season 4 Episode 17 Quotes

Her handwriting is so sloppy it's like doing Mad Libs in reverse.

Spencer

Hanna: The mystery dude we should be focusing on is Patterson.
Spencer: Patterson? Isn't that that kid in World History who's always sniffing his fingers?