[This PopWatch HeadScratcher is now CLOSED. See your clever responses here.]

Another PopWatch HeadScratcher to get you through the weekend:

What do these five Oscar-nominated actresses have in common?

Julie Christie
Sally Kellerman
Helen Mirren
Maggie Smith
Lily Tomlin

Send your best guess to Be sure to include your first and last names. I’ll post the most interesting responses Monday afternoon.