Answer:
1. The husband is a person who doesn't like attention but is also rude (inconspicuous)
2. the wife is sweet and shy
3. the narrator is a bystander at the restaurant who witnessed it all
4. the mood is dismal and heartbreaking
5. The title isn't very fitting, as it wasn't really a birthday party and the husband didn't enjoy it at all
6. Â embarassed, indignant, curt, unkind, punishing, heartbrokenly
7. he probably told her he hated his present, or that he was angry at her
8. I would have ended it with him forgiving her and her being happy.