Instagram Millionaires Party Till 4 AM In Vegas

Last week, Instagram sold to Facebook for $1 billion. So, last weekend, Instagram's cofounders went to Vegas to celebrate. [Don't Miss: The Luck 13 Employees And 9 Investors Behind $1 Billion Instagram] The Post says Kevin Systrom and Mike Krieger stayed out till 4 AM, throwing down with DJs Deadmau5 and Avicii at Wynn and Encore Las Vegas. Jesse Waits, managing partner at Encore’s XS nightclub...