HANNA'S NEW COHORT IS HER OLD FOE ON AN ALL NEW EPISODE OF "PRETTY LITTLE LIARS," AIRING TUESDAY, JULY 30th AT 8:00 PM ET/PT ON ABC FAMILY

Rumer Willis Guest Stars

Burbank, CA (July 10, 2013) - Hanna decides Mona is her only hope to save her mom in "The Guilty Girl's Handbook," an all new episode of ABC Family's hit original series "Pretty Little Liars," airing Tuesday, July 30th (8:00 - 9:00 PM ET/PT).

Hanna comes up with a desperate plan to save her mother from a conviction and turns to the only person she thinks can help - Mona. Caleb tries to convince her Mona can't be trusted, causing Mona to prove her loyalty in the most unexpected way. And Spencer returns to an old haunt to investigate new evidence relating to Wilden and his surprising ties to another mysterious death.

Meanwhile, "A's" recent machinations take their toll on Emily and her mom, driving Emily to reconnect with her old boss Zoe (Rumer Willis) to look for an escape. And Aria relies on Jake (Ryan Guzman) to help her understand Mike's new attitude, leaving them both confused about the nature of their relationship.

"Pretty Little Liars" is produced by Alloy Entertainment in association with Warner Horizon Television and is executive-produced by I. Marlene King, Oliver Goldstick, Leslie Morgenstein and Joseph Dougherty. The series stars Troian Bellisario, Ashley Benson, Tyler Blackburn, Lucy Hale, Ian Harding, Laura Leighton, Shay Mitchell, Janel Parrish and Sasha Pieterse.

Part of the Disney/ABC Television Group, ABC Family is distributed in over 97 million homes. ABC Family features programming reflecting today's families, entertaining and connecting with adults through relatable programming about today's relationships - told with a mix of diversity, passion, humor and heart. ABC Family's programming is a combination of network defining original series and original movies, quality acquired series and blockbuster theatricals. Emmy(R) Award-winning ABCFamily.com provides a variety of interactive entertainment and community features, from rich, fan-centric programming - including blogs, viewing parties, webisodes, full episodes of the network's hit programming, along with sneak peek exclusive previews and behind-the-scenes clips. ABC Family is also the destination for annual Holiday events with "13 Nights of Halloween" and "25 Days of Christmas." ABC Family. A New Kind of Family.