Nick Koenig, aka Hot Sugar, is in a hot mess. Considered a modern-day Mozart, the young electronic musician/producer records sounds from everyday life—from hanging up payphone receivers to Hurricane Sandy rain—and chops, loops and samples them into Grammy Award–nominated beats. He’s living the life every musician dreams of, complete with an internet-phenom girlfriend, rapper/singer “Kitty.” But wh...

Nick Koenig, aka Hot Sugar, is in a hot mess. Considered a modern-day Mozart, the young electronic musician/producer records sounds from everyday life—from hanging up payphone receivers to Hurricane Sandy rain—and chops, loops and samples them into Grammy Award–nominated beats. He’s living the life every musician dreams of, complete with an internet-phenom girlfriend, rapper/singer “Kitty.” But wh...