Ariana Grande’s stratospheric rise to fame – with all its adoration, chaos, and residence at the top of the Billboard 100 – has been a tumultuous one. First breaking into the public sphere through virtue of a Nickelodeon show, everything about the Florida-born entertainer seemed innocent, childlike. The fact that her first scandal involved licking a donut speaks for itself. In the past two years however, the now 25- year-old has been forced to grow-up. And unlike many of her child-star peers, she has done it with a grace and defiance that has endeared her to the world and turned…