Creator and executive producer Alex Hirsch (Grunkle Stan), creative director Michael Rianda, and series stars Jason Ritter (Dipper) and Kristin Schaal (Mabel) uncover the mysteries of Disney Channel's hit series Gravity Falls. Find out what's in store for television's spookiest town with an exclusive clip from the show's exciting season finale and an audience Q&A. The panel will feature a sneak peek of Wander Over Yonder, the new series coming from Craig McCracken (Powerpuff Girls).