Britney Spears Sitting on a Vault of Unreleased Songs, Says will.i.am

In a recent interview with TMZ, will.i.am, a member of the Black Eyed Peas, revealed that Britney Spears may have a treasure trove of unreleased songs in her possession. While collaborating on “Mind Your Business,” will.i.am was surprised by the creative input Britney provided, suggesting that some of…