If you like to join in on the fun, check this out:
  www.myheritage.com

and do the free demo of the face recognizer-
here are some of my recurring results:

Beyonce      (okay)
Tyra Banks  (I can see that)
Shakira       (Maybe)
Calista Flockhart (uh, maybe minus 100 lbs)
Alyssa Milano (I hope!)
Mena Suvari (hmm..dunno)
Holly Marie Combs (from charmed...agreeable)
Rachel Mcadams a few times (i wish...but don't agree)

And if you're picture is really lucky you might resemble some male celebrities. Post your results for your favorite picture.