GREY'S ANATOMY - "Do You Believe In Magic" - The doctors reach out to Bailey but she continues to shut everyone out; after an incident with Ethan's grandmother, Owen fears the child could end up in foster care; and a new craniofacial specialist (Hilarie Burton) arrives at Grey Sloan Memorial Hospital to work on a young patient; meanwhile, a magician's assistant is rushed into the ER after a magic trick goes terribly wrong, on "Grey's Anatomy," THURSDAY, MAY 2 (9:00-10:02 p.m., ET)