This is a warning to all living mortals that whosoever opens the chest of demons will release 13 of the most terrifying ghost upon the face of the earth

Let's get him Bozo
I'm with you Weird
Whooah!

Only you can return the demons to the chest
Why us?
Because you let them out

Help!
(lauggh) The 13 ghosts of Scooby Doo!