Moch Camera Bubble

I found this toy in a old abandoned theme park. It seems to be rusty and dosen't work but i try to restore it and the color the toy mint green cause it meant to suppossed to be. It plays "Hero" by Miss Papaya but i thought it's gonna play My World, Primetime or Butterfly.

BEFORE RESTORATION: https://stockcat.itch.io/moch-camera-bubble-before-restoration

WARNING: THE AUDIO CHIP IS KINDA LOUD.