Rihanna has inked a deal to be the face in Gucci’s “Tattoo Heart” campaign to benefit children’s charity UNICEF. The ‘Umbrella’ hitmaker will appear in the label’s ads wearing a special-edition Gucci products and will be out in December. In other news, Rihanna won the first place in 'Best Hair In Hollywood' list, closely followed by Oscar-winning actress Gwyneth Paltrow.