Britney Spears released her sixth studio album, Circus, on November 28th 2008. Her comeback record, Circus featured work with long-time collaborator Max Martin and Blackout contributor Nate "Danja" Hills. It was meant to be lighter than her previous studio effort, Blackout, in both tone and content, and featured a shift in Spears' public image. The album sold 505,000 copies in its first week, becoming the artist's fifth album to top the Billboard 200 album chart. The album's lead single, Woman