It’s so nice to see you posting on the weekend, N’Cat. I do believe that’s “Our Day Will Come”. I can’t recall by whom, but that is some kind of pretty.
A little mid 60s:
Girl, how can I live through this when you're all I wake up for each day?
I'll give you three. The duo who made this were not siblings even though their name implied it. The song’s title tells how much a woman means to the narrator.