(David’s sister Kelly (20) embarrassingly hypnotizes him, giving him suggestions to make him desperately love to obey her every command, even though it’s so humiliating to be in that position, but he has no memory of that. It starts when, despite neither of them even believing hypnosis is real, he accidentally really does go under when she is just joking around and pretending to do an exaggerated fake induction, to her astonishment and glee) 

David rings his parents' doorbell, having come over for a surprise visit, but it's his younger sister Kelly who opens the door in her pyjamas and bare feet. "They're not in," she says. "But come in anyway."