<P> While on the job at a discount department store, Tibby hears a loud crashing sound, and finds a young girl who has fainted in the deodorant aisle . She frantically calls for help, and the girl is taken away in an ambulance . When Lena mails the magical Pants to Tibby, they are delivered to the wrong house . Bailey Graffman, the girl who had fainted at the store, has them . </P> <P> Fascinated by Tibby's movie, or "suckumentary" as she calls it, Bailey becomes Tibby's self - appointed assistant . Tibby is annoyed by this at first, but gradually grows to accept Bailey . She later learns from Bailey's neighbor that Bailey has leukemia . </P> <P> Bailey eventually goes to the hospital with a bad infection . Tibby avoids the hospital for a while, but eventually visits Bailey, bringing the Traveling Pants . She offers them to Bailey and pleads with her to take them so that they can help her . Bailey responds by saying that the pants have already worked their magic on Bailey by bringing her and Tibby together . Tibby spends a lot of time with Bailey in the hospital after that . A couple of days later, Tibby receives a phone call in the morning from Mrs. Graffman, Bailey's mother, saying that Bailey died in the night . Sadly, the pants cannot cure cancer . </P> <P> When Carmen comes back home from South Carolina, Tibby visits her to try to help her with her feelings of being snubbed by her father . Carmen lashes out at Tibby by saying that she has no feelings, and Tibby leaves in tears . The pair reconcile, and later go to Bridget's house in order to bring her out of her depression . </P>

Who is the little girl in sisterhood of the traveling pants