Production · b. 1926 · Pittsburgh, Pennsylvania, USA Diana Birkenfield Acting Time Piece 1965 Other Credits The Muppets at Walt Disney World Producer 1990 A Muppet Family Christmas Producer 1987 Down at Fraggle Rock Producer 1987 The Christmas Toy Executive Producer 1986 The Tale of the Bunny Picnic Executive Producer 1986 The Muppets: A Celebration of 30 Years Executive Producer 1986 The Fantastic Miss Piggy Show Co-Producer 1982 Christmas Eve on Sesame Street Associate Producer 1978 The Muppet Musicians of Bremen Associate Producer 1972 Tales from Muppetland: The Frog Prince Associate Producer 1971 The Great Santa Claus Switch Associate Producer 1970 Agent-readable