Oh Bill Murray you warm my heart sir.
I’m sure other people have pointed this out but that behavior was part of a long tantrum Murry threw against the director and his former best friend Harold Ramis that caused the two of them to go over a decade without speaking to each other.
http://www.newyorker.com/archive/2004/04/19/040419fa_fact3?currentPage=7
Freedumbring 