press the 3 button to play shepherd of fire by avenged sevenfold (the song starts off very quietly then builds up it is not broken I assure you) type the numbers 115 to play 115 by Elena Siegman press B to change the backgrounds
big thanks to @BudderWolf and @Weakskull for the projects and the songs featured belong to: Shepherd of Fire by Avenged Sevenfold on their album Hail to the king 115 by Elena Siegman (no album, made exclusively for Treyarch's zombies album)
