So I was Googling on Harry Potter Characters...

[Bob Schroeck]

...in particular Charlus Potter, who may be Harry Potter's grandfather or great grandfather, because I wanted to find the source for his existence.  I found it -- material by Rowling external to the books -- but I also found that someone has been having fun with http://www.geni.com/people/Charlus-Pott ... 9311028214]a geneology site.
-- Bob
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Then the horns kicked in...
...and my shoes began to squeak.