By Amy Ryan
December 16, 2006 at 06:08 AM EST

Another PopWatch HeadScratcher to get you through the weekend:

What do these five entertainers have in common?

Paula Abdul
Lauren Bacall
Scarlett Johansson
Sophie Okonedo
Gene Simmons

Your answer should be as specific as possible. Send your best guess to sure to write “HeadScratcher” in the subject line and include yourfirst and last names in your e-mail. We’ll post the most interestingresponses Monday afternoon.