Picks and Pans Review: Mystery Manes

By ELLEN SHAPIRO, CAROLINE LEAVITT, CLARISSA CRUZ, KATE HALLETT

UPDATED 04/18/2011 at 01:00 AM EDT • Originally published 04/18/2011 at 01:00 AM EDT

QUIZ!

Christina Christoforou's new book settles it: Hair does make the man (or woman). Can you ID these celeb dos?

1. Angelina Jolie and Brad Pitt

2. Barbra Streisand

3. Simon Cowell

4. Barack and Michelle Obama