<p>Contactmusic.com reports that the "Toxic" hitmaker announced about the joint project on her Twitter account, which will reportedly be included in her forthcoming Femme Fatale release.<br /><br />"In the studio with @iamwill... you guys are gonna love this one (sic)," she posted on her Twitter page. Spears' seventh studio album is due to hit shelves next month.</p>
<p>Contactmusic.com reports that the "Toxic" hitmaker announced about the joint project on her Twitter account, which will reportedly be included in her forthcoming Femme Fatale release.<br /><br />"In the studio with @iamwill... you guys are gonna love this one (sic)," she posted on her Twitter page. Spears' seventh studio album is due to hit shelves next month.</p>