Martha Stewart
From Muppet Wiki
Martha Stewart (b. 1941) is the host of Martha Stewart Living, Martha, and the television special Martha Stewart's Home for the Holidays.
Grover, Elmo, Cookie Monster, Oscar the Grouch, Kermit the Frog, Miss Piggy and others have appeared in segments on her various shows.
Stewart contributed a "Gingerbread" recipe for Miss Piggy's 1996 cookbook, In the Kitchen with Miss Piggy.
Stewart was also spoofed by Miss Piggy in the 1997 calendar Muppet Parody Calendar: The Sequel.

