New York City has been taken over by the Cronut craze, and people are literally putting their lives on hold for this little delicacy. So, what's all the fuss about, and are these New Yorkers really that insane for lining up for hours to taste these famous desserts?Celebrities are joining in on the cronut craze. The donut and croissant hybrid from Dominique Ansel Bakery in New York is selling fast, and celebs like Heidi Klum, Keri Hilson, and Martha Stewart have all had a taste. But when Emma Roberts reportedly tried to cut the long lines at the shop, she was turned away by the bakery's bouncer.