Biting her lower lip slightly, Lucy shook her head and looked sympathetic. "I'm sorry but I don't know how the wardrobe works. I don't think the Professor even knows. It just works when it wants to, I guess."
She wandered closer and sat down on the edge of the bed. "Let's check it everyday to see if it's open. And I'll be having a chat with the Professor. Maybe I can learn more. I'll be sure to tell you if I do," she promised.