The tailors of Cair Paravel eventually learned to include flexibility for the clothes of all of the Kings and Queens of Narnia. In addition to the ease at which Queen Lucy was able to destroy fine dresses and skirts from her daily activities, Queen Susan once had an outfit fall apart at the stitching while she was drawing to assist in the defense of the realm. Rather than retreat from the field, Queen Susan proceeded to thrash the invading force in her smallclothes, shouting "Honi soit qui mal y pense!" at any who looked upon her with disapproval.
Susan and Lucy, According to Tolerance