Use the 1-9 keys (0 included in 10s place) and you can listen to the songs for this music box -w- 1-Nightmare 2-The Finale 3-No More 4-Home 5-BREAK MY MIND 6-LEFT BEHIND 7-MARCH ONWARD TO YOUR NIGHTMARE 8-I Can't Fix You 9-I Got No Time 0-FNAF 1 song
I give full credit to TheLivingTombstone, Natewantstobattle, and DAGames.