Tony: (about his robber) He put his hand in his pocket and pointed it at me. Could have been a gun.
Jim: What was his name?
Tony: He didn't say.
Jim: Sounds like a pro.
Tony: I've never seen Latka so happy. He runs around the garage singing, laughing, slapping people on the back,...
Elaine: Pinching people on the rear end. Takes me by surprise every time he does it.
Tony: I'm starting to get used to it.
Alex: I'm starting to look forward to it.
Simka: We went to see a musical called Grease.
Elaine: How did you like it?
Latka: I was disappointed.
Simka: Well, he thought it was going to be about mechanics.
Carol Kane (as Simka), who makes her Taxi debut in this episode, becomes a series regular during the fourth season.
The title alludes to the 1967 film Guess Who's Coming To Dinner. Like this story, it dealt with young people in love who had to overcome prejudice.