What American actor who appeared on the twelfth episode of The Simpsons fourth season was "The Princess Guide" dedicated to?
The Princess Guide: "The Princess Guide" is the fifteenth episode of the twenty-sixth season of the American animated sitcom "The Simpsons", and the 567th overall episode of the series. The Princess Guide:  The episode was dedicated to the memory of Leonard Nimoy, who died two days before the episode aired. Marge vs. the Monorail: "Marge vs. the Monorail" is the twelfth episode of "The Simpsons"' fourth season.
i don't know