Have you ever been in a huge crowd, looking for a friend or family member? You know what they're wearing, so you think they'll be easy to spot. But you just can't find them? Well, did you know that there is a series of books that has been turning this kind of situation into a super-fun challenge for 25 years? That's right, people. Where's Waldo? is celebrating its 25th anniversary in 2012. Waldo first appeared in a book in 1987. Since then, he's shown up in tons of unlikely places, surrounded by interesting objects and Waldo Watchers (those other people who insist on wearing red-and-white stripes to confuse us). Creator Martin Handford says, "I can't tell you how pleased I am that Waldo has taken on a life of his own.