Eli Roth recently went on a man-date with good friend Marilyn Manson ... and told our photog that the shock rocker always gets recognized by fans ... who don't quite know who he is.
Roth -- who is hosting a special this Sunday on The Discovery Channel called "How Evil Are You" -- also told us about the best Halloween costume he ever wore ... and the porn version he wore the year after.
Marilyn Manson Always Gets Mistaken For ...
10/29/2011 8:45 AM PDT BY TMZ STAFF
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