Billboard.com : Both execs want to sign the singer, 30, whose seven studio releases have sold some 100 million units worldwide, to their rosters (at a cost of $3 million to $5 million per album, according to one estimate) http://www.billboard.com/biz/article...britney-spears
^And that was posted in 2012... before Britney Jean,
Then, Britney Jean sold 16,6 million? Something seems.....off