He didn't. He faked that a vampire killed him. He took a zombi poison and walked away alive when it wore off.
Joshua Gee died in "Encyclopedia Horrifica" from a rare condition called "autophagia," where he consumed parts of his own body. This gruesome act ultimately led to his demise.
A colleague of Rev. Cotton Mather, both graduates of Harvard College, Joshua Gee was a junior minister to Mather in the Puritan faith.
Charles Gee died in 1981.
Harry Gee died in 1991.
Thomas Gee died in 1898.
Edward Gee died in 1730.
Johnny Gee died in 1988.
Peter Gee died in 2005.
Freddie Gee died in 1943.
Samuel Gee died in 1911.
Robert Gee died in 1980.
Ken Gee died in 1989.