Tony tells Dr. Bellows that Jeannie doesn't really care about getting things like flowers and candy. But he has brought flowers and/or candy to her both before and after this and each time she has been thrilled that he did.
When Biff comes to pick up Jeannie and Tony goes to open the door during the conversation between Biff and Tony you see the closed door behind him so he was never outside.
Although the credits list her character name as "Cindy", Farrah Fawcett is twice referred to as "Tina" by Roger, the same girlfriend she played in See You in C-U-B-A (1969) four episodes before this one.