To be sexually assaulted by a ghost.
Dane Cook: The hotel was haunted!
Conan OBrien: Really?
Dane: Yes and I'm convinced that I was sexually assaulted by a ghost.
Conan: Sexaully asau-
Dane: Yeah! I think the term is Polter Diddling. -crowd laughs- It's a Polter Diddle. -crowd laughs-
Conan: A Polter Diddle?