Britney Spears reveals her dark side in a black wig to promote her new perfume

Blonde be gone: The singer looked in great shape as she lifted her toned arm to the skyRadical new look: Britney Spears poses for a new promotional campaign for her perfume Fantasy Twist
The 30-year-old singer went for a radical change in a promotional spot for her new perfume, Fantasy Twist. She dons a black wig in a bob cut for the promo, and wears a backless black jumpsuit decorated with sequins.