Stunning actress SCARLETT JOHANSSON shoed off a striking new brunette do on the red carpet this week.

The actress chose the world premiere of her new film He's Just Not That In To You to debut her new do, but seems to have received mixed reactions.

But whatever your opinion on her new look, she definitely won the battle of the red carpet as the paparazzi swarmed to get a close up.

Explaining her resons to ditch her blonde locks, the 24-year-old said: "It's part of being a girl. We get to change up our thing and confuse everybody."