Continuity mistake: Frasier is handed a beer with an inch or two of froth. When the shot changes the froth has all but disappeared. (00:15:30)
Continuity mistake: During the opening credits, Niles, Roz, and Daphne are sitting on the couch. Niles has put Frasier's biography on the coffee table but when the shot changes and Frasier comes in, Niles is suddenly holding the bio in his hand.
Answer: In the last episode, they explained that Tossed Salad and Scrambled Eggs is a metaphor for the mixed-up people to whom Frasier dispenses his radio psychiatric advice.