Cloris Leachman (b. 1926) was a guest star on The Muppet Show Episode 224.
She also made a cameo appearance in The Muppet Movie as Miss Tracey, Lew Lord's secretary.
Leachman is best known as Phyllis Lindstrom, the character she played on The Mary Tyler Moore Show from 1970 to 1975, and in her own spin-off, Phyllis, from 1975 to 1977. She also played Frau Blücher in the 1974 Mel Brooks film Young Frankenstein. She co-starred in the Wonder Woman television series and the 2005 film Sky High with Muppet Show guest star Lynda Carter.
Leachman is the only actress who has won five Emmys in five separate categories. She won the 1972 Best Actress in a Supporting Role Academy Award for The Last Picture Show.