Sisters Bee and Bel operate a tour company--To Be Tours--designed for the literate and adventurous traveler. Their current tour "Castles, Chianti, and Classics" includes a Tuscan cooking class, book discussions, and highlights of Italy for their quixotic group. The sisters' impeccably planned trip is repeatedly derailed by one nasty participant. Patty manages to alienate, infuriate, and embarrass each of the guests in turn, and threatens to make the word "American" a new and potent profanity. Patty seems determined to ruin not only the tour but the lives of other tour members. After a series...