Jay-Z And Kanye's Throne Tour Will Earn Even More Overseas

see photosAFP/Getty Images

Click for full photo gallery: Hip-Hop Cash Kings 2007-2011

Blue Ivy Carter was born on January 7, and within a week, Jay-Z and Beyonce's daughter became the youngest artist ever to appear on the Billboard charts. The couple also trademarked the newborn's name for future business use.

Now that his progeny's career is off to a flying start, Jay-Z is once again turning his attention to his own bank account.

Earlier this week, Jay-Z and Kanye West announced 12 tour...