Question: What was the name of season one episode of the American animated television series in which Mary Jo Catlett has a role as Mrs. Puff?
Sentence (from "Mary Jo Catlett"): She is notable for her role as housekeeper Pearl Gallagher on the television sitcom "Diff'rent Strokes", and currently for her role as Mrs. Puff in "SpongeBob SquarePants", which she has held since the show's debut.
Relevant evidence: Yes