Billy may have reasons to be concerned in the town called Sleepy Hills.  

I use royalty and copyright free sounds for my podcast from FreeSounds.Org

Music

Theme Song (Mystery) - https://freesound.org/people/ispeakwaves/

Scary Ambient - https://freesound.org/people/kickhat/

Windy Sounds - https://freesound.org/people/Gutek/sounds/201897/

Wolf Howling - https://freesound.org/people/Robinhood76/

Cat Screaming - https://freesound.org/people/StormMiguel/sounds/191938/

Crushing and Tearing Wood - https://freesound.org/people/dheming/sounds/128408/

Decapitation Head Sound - https://freesound.org/people/SilverIllusionist/sounds/580231/#comments

Wolf Howling Part 2 - https://freesound.org/people/y89312/

Car Crashing Sound - https://freesound.org/people/smmassuda/

Truck Door Opening - https://freesound.org/people/deleted_user_7146007/sounds/383835/

Bone Breaking - https://freesound.org/people/abernatchez1/

Deep Breathing Sound - https://freesound.org/people/Robinhood76/sounds/63120/

Gun Shoots in the Woods - https://freesound.org/people/ameslynn/sounds/274745/