Customer: Have you read every single book in here? Bookseller: No, I can't say I have. Customer: Well, you're not very good at your job, are you? A simple Twitter question posed by John Cleese-"What is your pet peeve?" -inspired Jen Campbell to start a blog collecting all the ridiculous conversations overheard in her bookstore, everything from "Did Beatrix Potter ever write a book about dinosaurs?" to the hunt for a paperback which could forecast the next year’s weather; from "I've forgotten…Show more