"Bullstrode, Millicent’. She walked over to the hat and Hermione found herself wondering if she still had that cat that she’d managed to Polyjuice into in second year. She shuddered at the memories and it had just started to amuse her just how convinced they were that Malfoy was the heir of Slytherin. At the time she supposed it made sense but in hindsight it was laughable how even the staff didn’t immediately know it was Tom Riddle. Actually the more she thought about it Dumbledore must have known all along. Strange man he was but he had his reasons.