His memory's gone", said Ron. "The Memory Charm backfired. Hit him instead of us. Hasn't got a clue who he is, or where he is, or who we are. I told him to come and wait here. He's a danger to himself." Lockhart peered good--naturedly up at them all. "Hello", he said. "Odd sort of place, this, isn't it? Do you live here?
J.K. Rowling
chamber-of-secrets, gilderoy-lockhart, harry-potter