Anachronism: In the kitchen scene of Mike and Gloria's flashback, Gloria takes a box of Arm and Hammer baking soda out of the refrigerator. The box has a UPC barcode on it. These were not on American grocery items circa 1969, the time of the flashback.
Notice in the flashback scene how the front walls of the Bunker house still have the new wallpaper that Edith had put up after the house had caught fire near the end of the previous season.
DEBBIE: Gloria, I don't understand you. I mean, what were you expecting? A knight on a white horse?
GLORIA: No. But I didn't expect him to look like the horse!
Debbie: Gloria? Are you a virgin?
Debbie: Well? Don't you remember?
Gloria (agrees to invite the guys): "Alright. What do I got to lose--forget I said that!"
(During the flashback, before Mike has met Archie)
Gloria: My father taught me how to dance.
Mike: Oh really? Sounds like a nice guy!
Gloria: Yeah. You'd love him.
This episode was videotaped on November 11, 1977.
When Edith recalled her first date with Archie. She was with Cousin Maude. Maude was mentioned in the second season episode Cousin Maude's Visit when the clan was sick.
Mike has the same beard, t-shirt, & hippy necklace as he did in the episode Flashback: Archie Meet Mike in the first season.
In the flashback scene Gloria has the same hairstyle that she had in the first season.
Mike says that he is angry because the country voted Richard M. Nixon president rather than Mike's candidate, Black Panther Party member Eldridge Cleaver.