Extract the answer to the following question from the movie plot. If the question isn't answerable, please output "Can't answer". Question: How does Samantha get diarrhea? Title: Sex and the City: The Movie Movie plot: Carrie walks through the streets of New York City thinking about events that have happened to her and her friends during Sex and the City. Charlotte is now happily married to Harry Goldenblatt, but she had a hard time getting pregnant - so they adopted a Chinese girl named Lily; Miranda has settled down in Brooklyn with Steve (David Eigenberg) to raise their son Brady together; and Samantha has relocated her business to Los Angeles to be close to Smith (Jason Lewis), who is now a superstar, although she misses her old life and takes every opportunity to fly East to be with Carrie, Miranda and Charlotte. Carrie herself is now in a relationship with Big (Chris Noth), and they are viewing apartments with plans to move in together. Carrie falls in love with a penthouse far from their price range. Big immediately agrees to pay for it. Carrie offers to sell her own apartment, although she also voices her fear that she would have no legal rights to their home in case they separate, as they are not married. To quell her fears, Big suggests that they marry. Carrie announces the news to her friends. Charlotte and Miranda are happy at the news, but Samantha - as Carrie points out dryly - sounds more excited at the thought of Carrie "finally getting Botox". Charlotte suggests her longtime gay friend, Anthony Marantino, as the pushy wedding planner. Miranda confesses to her friends that she has been so busy she hasn't had sex with Steve in six months. When Steve confesses he has cheated on her, Miranda is devastated and immediately separates from him. At Carrie and Big's rehearsal dinner, Steve tries to reconcile with Miranda, but she rebuffs him. Still upset with Steve, she tells Big bluntly that marriage ruins everything. On the wedding day, (partially due to Miranda's words at the rehearsal dinner) Big is too fearful to go through with the ceremony. Carrie, devastated, flees the wedding. Samantha stays behind to clear the guests. Big changes his mind and catches up with Carrie in an attempt to reconcile in the middle...
Can't answer