A Century of Christmas Memories: 1900-1999 is a pocket book about in the United States of America. It features two illustrated Muppet mentions: * 1978: "The White House hosts a Christmas party for children of diplomats on December 21. Here First Lady Rosalynn Carter, daughter Amy, and Walter Cronkite are entertained by Sesame Street's Big Bird." * 1979: "The TV special John Denver and the Muppets, A Christmas Together airs on December 5. Denver sings "Silent Night" with backup vocals by Kermit the Frog, Miss Piggy Fozzie Bear, and other Muppets."