Kristen & Rob French Each Other!!!!

Further proof that "Twilight" stars Rob Pattinson and Kristen Stewart may or may not be dating: The couple/non-couple were pictured actually holding hands ... or not holding hands ... with each other IN FRANCE!!!

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As you can see by TMZ's Incredible Zoom Technology (IZT), the grainy picture is no more clear after being enlarged than it was when really, really tiny.

TMZ has yet to identify the third person in photograph, who also may or may not be dating Rob and/or Kristen.