In a desperate attempt to discover Uber Bad's true identity, the Liars riskily offer up Hanna as bait in "Hush, Hush, Sweet Liars," the winter finale of the hit original series "Pretty Little Liars," airing TUESDAY, MARCH 15 (8:00-9:00 p.m. EDT) on Freeform, the new name for ABC Family. Fans can catch up on all things PLL with "Superfan Suite" interstitials and an all-day marathon of season six starting at 11:00 a.m. EDT and running up to the one-hour winter finale at 8:00 p.m. EDT.