The Muppets the Muppets film and television library. Exceptions included the "Sesame Street" characters, which were previously sold to Sesame Workshop; the "Fraggle Rock" characters, which were retained by Henson; and the distribution rights to "The Muppets Take Manhattan", "Muppets from Space", and "Kermit's Swamp Years," which were retained by Sony Pictures Entertainment. Following the acquisition, Disney formed The Muppets Holding Company (later known as The Muppets Studio), a wholly owned subsidiary responsible for managing the characters and franchise. As a result, the term "Muppet" became a legal trademark of Disney; under license from Disney, Sesame Workshop continues to use the term
The Muppets several characters. On September 28, 2005, the United States Postal Service released a "Jim Henson and the Muppets" postage stamp series. The Muppets also appeared on "Dick Clark's New Year's Rockin' Eve" for the 2008 countdown on December 31, 2007. Kermit, Rizzo, and others welcomed in the new year with a series of messages to welcome viewers back from the advertising breaks. After one such segment, with Kermit in Times Square, co-host Ryan Seacrest thanked his pal "Kerms" for the help bringing in '08. Miss Piggy has appeared as a guest on "The Late Late Show with Craig Ferguson" and