Britney Spears dons 'brunette' look for new fragrance ad

Britney Spears has gone back to her brunette hair to promote her 'Fantasy Naughty Remix' and 'Nice Remix' perfumes.

The 'Toxic' hitmaker posted a pic of her new haircolor where she is seen smiling at a mirror while holding up her fragrance bottle, Us Magazine reported.

Spears had earlier traded in her trademark blonde locks for a brunette hue when she attended Elton John's Oscars party.