i think this was covered in a film i saw once
i don't remember how it ended, but i don't think it was for the best.
( Windy Pig I'm naturally quite suspicious about the moon., Wed 15 Jun 2011, 0:56, archived)

Did he end up being his own Dad?

( mike woz ere 7442200 & 7696970 getter, Wed 15 Jun 2011, 0:57, archived)

something about a paradox
if i were you, i'd just shag your sister and ask her to wear your mums old dress from the fifties. save yourself the continuum nightmare.
( Windy Pig I'm naturally quite suspicious about the moon., Wed 15 Jun 2011, 0:58, archived)