Near the end of the episode after Ephram's dad picks him up from school they arrive home and in a few shots there is no license plate on the car. It reappears a few scenes later.
When Delia is getting on the bus and meets Irv for the first time, she's wearing only a light jacket. They filmed in Canada and said it was very cold. The crew and cast were all freezing and Vivien Cardone (Delia) says she hated doing that scene because of the weather. They later moved filming to the Utah because of the weather.