The Pretty Little Liars stars greeted excited fans at Saturday's PaleyFest event, which took place at the Dolby Theatre in Hollywood. Ashley Benson, Tyler Blackburn, Shay Mitchell, Andrea Parker, Janel Parrish, Sasha Pieterse and Ian Harding, as well as creator and showrunner I. Marlene King and executive producer Joseph Dougherty were in attendance to dish on the last 10 episodes of the hit Freeform series, which comes to its conclusion this summer after its seven-season…