According to fan site BreathetheHeavy.com, Britney Spears' third "Femme Fatale" single will reportedly be the funky track .... "I Wanna Go." A post on the site read: "BreatheHeavy.com can officially announce Britney's third music video off Femme Fatale is 'I Wanna Go.' The [video] shoot will take place May 25-26 in Los Angeles." No official reports from Britney's camp have been released. didnt think itl be a single but what do i know right!