Nervous because they think he still has feelings for her, Diane and Frasier tell Sam that they are moving in together. Sam is happy for them, as happy as he can be for Diane and Frasier. But in a private discussion between Sam and Diane, each has an underlying but unspoken air of apprehension about this move. After Diane moves in with Frasier, she develops a constant tickle in her throat and sneezing fits which she attributes to being allergic to Frasier's dog, Pavlov. Sam thinks her symptoms ...[Read Story ]