Forty years ago this month, The Muppet Show debuted. Since then, whole generations have grown up with Kermit, Miss Piggy, Fozzie Bear, the Swedish Chef, and thousands more. But while you probably know your Muppets, do you know your Muppet lingo? Check out the 12 terms below and find out. antron fleece While Henson's early creations were made from hard materials such as papier-mache, says How Stuff Works, he later chose softer materials that would allow for more facial expressions.