Tonight, the second season of Scream Queens comes to a close. Last week we finally learned the identities of all three of the Green Meanies who have been wreaking havoc on the hospital—Dr. Cassidy Cascade (Taylor Lautner), Wes Gardner (Oliver Hudson), and Nurse Ingrid Hoffel (Kirstie Alley). Last season’s killer, Hester Ulrich, mediated a meeting …