When you hear ghostbusters and graveyard, you'd expect they either find nothing or wraiths hacking a dog-lover to death, but that's not what they found this time.
They found two people filming PORN in a graveyard. I repeat: filming porn in a graveyard.

http://www.mirror.co.uk/news/uk-news/ghostbusters-discover-groans-cemetery-theyre-8086190