"Beezus" is a charming children's book character from the beloved series created by Louise Fitzhugh. Her full name is Beatrice, but everyone calls her Beezus. She is a thoughtful and responsible older sister who often finds herself dealing with the antics of her younger sibling, Ramona Quimby. Beezus loves her sister but sometimes feels overwhelmed by Ramona's wild imagination and mischievous behavior. The stories about Beezus and Ramona explore themes of family, sibling relationships, and growing up. Through their adventures, readers see how Beezus learns to navigate her feelings and embrace the joys and challenges of being an older sister. The series is cherished for its relatable characters and heartwarming moments.