Thanks so much for the help everyone! I've found #1 and #3. The name of the song in #1 is Lucky 4 You by Shedaisy, and the Ignis fic in #3 is The King's Valor on A03.
(Here's the link: https://archiveofourown.org/works/14278347/chapters/35413668)
So only two more to find now.
Sometimes I can read, hear, or see something, no matter what it is, pass on by without making a note of what it is, only later to have a particular few sentences come back and haunt me for months at a time like a creepy phantom. Plus, it only makes it worse because usually I can't find what I'm looking for no matter how hard I try.
So, if you all don't mind, I'd like to share a few things that have been tormenting me to see if anyone knows where I might can find them again.
I heard this song several years ago on the radio in passing and now I can't find anything to do with what lyrics I remember. Google apparently has no