How Do You Get Past The Whomping Willow?
How Do You Get Past The Whomping Willow? The tree can be frozen by pushing a knot on its base. During the Marauders time at Hogwarts, a transformed Peter Pettigrew, whose Animagus form was a rat, would slip in and push the knot. How did Crookshanks help Harry and Hermione get under the Whomping Willow?