I Dream of Jeannie (1965)

S2E16 My Master, the Author

With Tony's approval, Jeannie decides to pen a book on parenting, submits it to a publisher, and it quickly skyrockets to bestseller status. However, she credited Tony as the author. Dr. Bellows challenges Tony by assigning him to babysit his mischievous nephew. While he's on duty, General Peterson arrives, requesting that Tony also look after his calm niece.