Scarlett Johansson Brunette

Blonde or Brunette?

Actress Scarlett Johansson attends the 'He's Just Not That Into You' film premiere at Grauman's Chinese Theatre on February 2, 2009 in Los Angeles, California. (Photo by Frederick M. Brown/Getty Images)

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Scarlett Johanss... Actress Scarlett Johansson attends the 'He's Just Not That Into You' film premiere at Grauman's Chinese Theatre on February 2, 2009 in Los Angeles, California. (Photo by Frederick M. Brown/Getty Images)
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Reese Witherspoo... Actress Reese Witherspoon attends the premiere of Warner Bros' 'Four Christmases' at Grauman's Chinese Theatre on November 20, 2008 in Hollywood, California. (Photo by David Livingston/Getty Images)
Reese Witherspoo... Actress Reese Witherspoon attends a special of the film 'Vanity Fair' August 16, 2004 in New York City. (Photo by Evan Agostini/Getty Images)
Julia Roberts Bl... Actress Julia Roberts attends the premiere of the film 'Ocean's Eleven' December 5, 2001 in Los Angeles, CA. Roberts was ranked Number 4 by E! Online voters as one of the Top 20 Entertainers of 2001. The actress was also voted Celebrity With the Best Fashion Sense. (Photo by Vince Bucci/Getty Images)
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Keira Knightley ... Actress Keira Knightley arrives to the 63rd Annual Golden Globe Awards at the Beverly Hilton on January 16, 2006 in Beverly Hills, California. (Photo by Frazer Harrison/Getty Images)
Keira Knightley ... Actress Keira Knightley attends the premiere for 'Cheri' as part of the 59th Berlin Film Festival at the Berlinale Palast on February 10, 2009 in Berlin, Germany. (Photo by Pascal Le Segretain/Getty Images)
Jessica Alba Blo... Actress Jessica Alba arrives at the 7th Annual Young Hollywood Awards at the Music Box/Henry Fonda Theater on May 1, 2005 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)
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Gwyneth Paltrow ... Gwyneth Paltrow attends the 6th Annual Women in Hollywood Luncheon in Beverly Hills November 16, 1999.(Photo by Dan Callister/Online USA/Newsmakers)
Ashlee Simpson B... Singer Ashlee Simpson arrives to the performance with Denise Richards and the Pussycat Dolls at Pure Nightclub inside Caesars Palace on June 9, 2006 in Las Vegas, Nevada. (Photo by Michael Buckner/Getty Images)
Ashlee Simpson B... Musician Ashlee Simpson attends MTV's TRL at the MTV Time Square Studio on February 7, 2005 in New York City. (Photo by Mark Mainz/Getty Images)
Jessica Simpson ... Jessica Simpson launches her new fragrance 'Fancy' at Macy's at the South Coast Plaza on December 13, 2008 in Costa Mesa, California. (Photo by Alberto E. Rodriguez/Getty Images)
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Beyonce Knowles ... Singer Beyonce Knowles arrives for The Cipriani Wall Street Concert Series at Cipriani Wall Street on November 1, 2005 in New York City. (Photo by Brad Barket/Getty Images)
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Victoria Beckham... Victoria Beckham attends a press conference to announce the Spice Girls' forthcoming world tour at the O2 Arena, Greenwich on June 28, 2007 in London, England. (Photo by Dave Hogan/Getty Images)
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Carmen Electra B... Actress Carmen Electra attends the welcome reception for 'A Salute To Our Troops' weekend hosted by Microsoft and the USO at the Hard Rock Cafe on November 7, 2008 in New York City. (Photo by Jason Kempin/Getty Images for Microsoft)
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Christina Aguile... Singer Christina Aguilera arrives at the Grammy Nominations concert live held at the Nokia Theatre LA Live on December 3, 2008 in Los Angeles, California. (Photo by Frederick M. Brown/Getty Images)
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