Will finds romance with a famous singer who is travelling incognito. Jim assigns Danny to photo lab duty after catching him taking inappropriate photos of women. Danny spots Will with his new love, and ponders whether to respect his friend's privacy or sell the pictures to a tabloid. A twice-divorced couple tries desperately to avoid one another while sharing the cruise with brainless new mates. Engaged virgin anthropologists hope to sleep with other people to gain experience before their marriage. They set their sights on John and Suzanne.