Tibby McDowell is a fictional character from the young adult novel series The Sisterhood of the Traveling Pants, written by Ann Brashares. She is known for her artistic personality and her passion for filmmaking. Tibby often struggles with her identity and the challenges of growing up, making her a relatable character for many readers. In the series, Tibby is one of four friends who share a special bond and a pair of magical pants that fit each of them perfectly. The story explores themes of friendship, self-discovery, and the ups and downs of adolescence, with Tibby's character playing a significant role in the group's dynamics.