Photo: Sophy Holland/Netflix Oo na na, it’s Lady Gaga , and she’s made her way as a new character on Wednesday , one that will cast a spell on Nevermore Academy . Wednesday’s killer dance scene last season must’ve really done work on Miss Gaga, as she’s now the ghoulishly fabulous Professor Rosaline Rotwood in episode six; she plays a teacher at Nevermore who helps Wednesday with her . While she’s only in the episode for a brief moment (ghosts tend to do that), she makes quite the impact as she