Switched Magical Items: Jon Wakes Up That Night

Jon stirred awake, thinking that he heard a noise in his room. He turned on his nightlight and looked around, but didn't see anyone there. Sighing with relief, he reached over to his lamp to turn it off and go back to bed, when he saw that the wishing stone was gone! Someone *was* in his room ... and they took the stone! But it seemed that something was left behind in its place. It was ...