Bad Boy Records on a summer's afternoon: A gangly, tattooed white kid from Cleveland who calls himself Machine Gun Kelly is flushed from having just signed a recording contract with Diddy's label. "I'm tweakin'," the 21-year-old rapper says, audibly geeked. With his close-cropped fair hair, a backstory that leans toward the trailer-trash side of the tracks, and a propensity for throwing up his middle fingers, Kelly exists in the post-Eminem zone, where white rappers—particularly ones who are fleet of tongue—are slapped with the tag of being the Next Great... More >>>