Britney Spears has revealed that she has been in the studio with Black Eyed Peas' Will.i.am finishing off her album.
The singer, whose new album 'Femme Fatale' is due out on March 29, has not completely finished the record.
She posted the news over her Twitter: ''In the studio with @iamwill...you guys are gonna love this one''
The album includes production from her long-time partners Dr. Luke and Max Martin, as well as Rodney Jerkins, Stargate, Fraser T. Smith and Bloodshy & Avant.
Meanwhile, Spears manager denied reports that the star is due to perform 'Hold It Against Me' at the Grammy Awards later this month.
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