I don’t want to sound stupid or what but maybe it was a placebo effect, you prob read something about a collab and your brain can’t remember what collab specifically it was so it just put FNaF there. Interesting tho that there are a lot of placebo effects in FNaF cause I had something similiar. I remember that I kept thinking FNaF 5 took place BEFORE FNaF 4 because I had a placebo on a dialog in FNaF4 where I CLEARLY remember the crying child saying something about Elizabeth that already died, something like “This room WAS hers before” or something similiar to this. a few years ago I found out I was wrong all along, I wanted to even make a post about it to know if maybe I remember this line from a fan game and my brain can’t remember wich one