Madonna's a billionaire now, according to a new report in the New York Post. Her net worth jumped after her MDNA Tour brought in a whopping $305,158,363, making it the highest-grossing tour of 2012. That's not counting the $75 million in merch sales, nor does it include the $10 million in TV and DVD rights that came with the 88-stop jaunt around the globe. The news comes amid a strong few ...
