: Custom audio is often used for station announcements or "on-board" music for Create Mod trains.
: To play a specific song like "Samo je moj stari znao," you generally need an Add-on or a Resource Pack : baja_mali_knindza_samo_je_moj_stari_znao_audio_...
: Drop the downloaded file into your .minecraft/mods/ directory. 2. Using Custom Audio in Create : Custom audio is often used for station