When asked if he wants to play with Spotty the puppy Fraiser states his mother never allowed him to have pets and consequently he has had a fear of animals all his life. However Frasier having a pet dog was the center of an entire episode in season three Diane's Allergy (1984).
Dutch Kincaid Day takes place at Yankee Stadium, which makes the Red Sox the visiting team. Sam and the other Red Sox players, however, are wearing their home uniforms.