This is the first time in Cheers that we see Melville's.
Sam: Mr. Stone is dead set against rehiring [Rebecca] and I hate to beg when sex isn't involved.
Sam: (to Rebecca about the roses) I just brought these in so they could see what a real long stem beauty looks like.
Sam: (to Rebecca) The way I see it, you haven't had a date with a guy for about two and half years. Now I think this date of ours could be good for me but sweetheart, I got to say it's looking real necessary for you.
Sam: Speaking of Mercedes, I'm kind of known as the Mercedes of guys.
Rebecca: Really? I always thought you were more of a cheap pickup with a headlight missing.
The start of the seventh season was pushed back due to the 1988 writers strike.
Diane is mentioned when Norm explains to Frasier that Carla meant Diane when she mentioned "the dark days of Cheers". Frasier however, had already guessed.