Mom and Dad told me I am going to be a big sister. "No thanks," I said. "We already have me." Becoming a big sister is a big change. New babies need lots of attention even though they don't do very much when they're little. But after all the eating, sleeping, and going potty, babies need their big sisters Beloved bestselling author and illustrator Marianne Richmond shares the humorous journey-and joyful ending-of one child's experience that'll resonate...