Yep Somniphobia has 2 songs you didn't play, I believe those help open up the locks in the FNAF 4 Chest that no longer has ANY MEANING Because Scott Cawthon Forgor what it was for.
11:56 it’s not unfinished, it’s based on the original concept for the show where the characters had much earlier designs and SpongeBob was called SpongeBoy and the show was called SpongeBoy Ahoy. That’s why the song is called Ahoy