:05:31
Aykroyd's speech was filmed in New York
when the script still called...
:05:34
for the library books
to be blown off the shelves.
:05:37
It was changed in Los Angeles in favor
of the more subtle floating books...
:05:40
but it was left to the audience to
assume that Aykroyd was describing...
:05:43
incidents that happened elsewhere
in the library or at a later time.
:05:45
It worked.
:05:54
Aykroyd was responsible for most
of the film's specialized jargon.
:05:57
"PKE" is an unexplained acronym
for "psychokinetic energy"...
:06:00
one of many technical
and quasi-technical terms...
:06:03
employed throughout the movie.
:06:24
Dan Aykroyd is a true believer
in the paranormal.
:06:27
He's a member of The American Society
of Psychical Research.
:06:31
He's been intrigued with psychic
disturbances and paranormal activity...
:06:33
since he was a boy.
:06:35
Dan Aykroyd's original line here
was in reference...
:06:37
to a "multiple
high-altitude rockfall."
:06:40
In post production, Aykroyd looped the
famous "mass sponge migration" line.
:06:43
Several dialogue changes
were the result of audience tests...
:06:46
the producers ran
during post production.
:06:56
Murray's line was inspired
by a canceled experiment...
:06:58
proposed by John Lilly, a researcher
in dolphin communication...