“What’s smarter than a talking bird?” A spelling bee. “How did the convict use his computer to escape from prison?” He hit the escape key. “What does Harry Potter use to correct his magic?” The spell-checker. This follow-up to the popular You Must Be Joking contains a fresh assortment of jokes, riddles, and knock-knocks. There's also hilariously fractured song, movie, and book titles arranged by such topics as “Laptop Laughs,” “Screams of Laughter,” and “Fiddle with Riddles.” But these jokes aren't just for reading: author/illustrator Paul Brewer includes 11-1/2 tips that show future comedians how to prepare and perform their own stand-up routines. In addition to memorizing jokes from books, he encourages young comics to make up their own.