Looks like Jessica Alba is all set for Sin City 2!
The brunette star, 31, already started transforming into a blonde chick over the weekend to play the role of Nancy Callahan, a stripper in the upcoming sequel to the 2005 hit movie. The actress tweeted, attaching a photo of herself with her (current) brown-blond hair.
"Bye bye brown hair."
She also posted several photos of herself during the hair color-changing process, including ...